@article{zahabi_pankok_kaber_machado_lau_hummer_rasdorf_2017, title={On-road visual sign salience, driver attention allocation, and target detection accuracy}, DOI={10.3141/2663-06}, number={2663}, journal={Transportation Research Record}, author={Zahabi, M. and Pankok, C. and Kaber, D. B. and Machado, P. and Lau, M. Y. and Hummer, J. E. and Rasdorf, W.}, year={2017}, pages={40–47} }
 @article{arocho_rasdorf_hummer_lewis_2017, title={Time and cost characterisation of emissions from non-road diesel equipment for infrastructure projects}, volume={10}, DOI={10.1080/19397038.2016.1218569}, number={2}, journal={International Journal of Sustainable Engineering}, author={Arocho, I. and Rasdorf, W. and Hummer, J. and Lewis, P.}, year={2017}, pages={123–134} }
 @article{findley_hummer_rasdorf_laton_2013, title={Collecting horizontal curve data: Mobile asset vehicles and other techniques}, volume={19}, DOI={10.1061/(asce)is.1943-555x.0000107}, number={1}, journal={Journal of Infrastructure Systems}, author={Findley, D. J. and Hummer, J. E. and Rasdorf, W. and Laton, B. T.}, year={2013}, pages={74–84} }
 @article{zhang_harris_rogers_kaber_hummer_rasdorf_hu_2013, title={Driver distraction and performance effects of highway logo sign design}, volume={44}, DOI={10.1016/j.apergo.2012.10.009}, number={3}, journal={Applied Ergonomics}, author={Zhang, Y. and Harris, E. and Rogers, M. and Kaber, D. and Hummer, J. and Rasdorf, W. and Hu, J.}, year={2013}, pages={472–479} }
 @article{hollar_rasdorf_liu_hummer_arocho_hsiang_2013, title={Preliminary engineering cost estimation model for bridge projects}, volume={139}, DOI={10.1061/(asce)co.1943-7862.0000668}, number={9}, journal={Journal of Construction Engineering and Management}, author={Hollar, D. A. and Rasdorf, W. and Liu, M. and Hummer, J. E. and Arocho, I. and Hsiang, S. M.}, year={2013}, pages={1259–1267} }
 @article{liu_rasdorf_hummer_hollar_parikh_2013, title={Preliminary engineering cost-estimation strategy assessment for roadway projects}, volume={29}, DOI={10.1061/(asce)me.1943-5479.0000137}, number={2}, journal={Journal of Management in Engineering}, author={Liu, M. and Rasdorf, W. and Hummer, J. E. and Hollar, D. A. and Parikh, S. C.}, year={2013}, pages={150–157} }
 @article{hummer_harris_rasdorf_2013, title={Simulation-Based Evaluation of Traffic Sign Retroreflectivity Maintenance Practices}, volume={139}, DOI={10.1061/(asce)te.1943-5436.0000526}, number={6}, journal={Journal of Transportation Engineering}, author={Hummer, J. E. and Harris, E. A. and Rasdorf, W.}, year={2013}, pages={556–564} }
 @article{harris_rasdorf_hummer_2012, title={Development of a microscopic simulation to model traffic sign management and performance}, volume={26}, DOI={10.1061/(asce)cp.1943-5487.0000126}, number={2}, journal={Journal of Computing in Civil Engineering}, author={Harris, E. A. and Rasdorf, W. and Hummer, J. E.}, year={2012}, pages={172–182} }
 @article{rasdorf_findley_zegeer_sundstrom_hummer_2012, title={Evaluation of GIS applications for horizontal curve data collection}, volume={26}, DOI={10.1061/(asce)cp.1943-5487.0000127}, number={2}, journal={Journal of Computing in Civil Engineering}, author={Rasdorf, W. and Findley, D. J. and Zegeer, C. V. and Sundstrom, C. A. and Hummer, J. E.}, year={2012}, pages={191–203} }
 @article{ott_haley_hummer_foyle_cunningham_2012, title={Safety effects of unsignalized superstreets in North Carolina}, volume={45}, journal={Accident Analysis and Prevention}, author={Ott, S. E. and Haley, R. L. and Hummer, J. E. and Foyle, R. S. and Cunningham, C. M.}, year={2012}, pages={572–579} }
 @article{findley_cunningham_hummer_2011, title={Comparison of mobile and manual data collection for roadway components}, volume={19}, DOI={10.1016/j.trc.2010.08.002}, number={3}, journal={Transportation Research. Part C, Emerging Technologies}, author={Findley, D. J. and Cunningham, C. M. and Hummer, J. E.}, year={2011}, pages={521–540} }
 @article{hummer_rasdorf_zhang_2011, title={Linear mixed-effects models for paint pavement-marking retroreflectivity data}, volume={137}, DOI={10.1061/(asce)te.1943-5436.0000283}, number={10}, journal={Journal of Transportation Engineering}, author={Hummer, J. E. and Rasdorf, W. and Zhang, G. H.}, year={2011}, pages={705–716} }
 @article{haley_ott_hummer_foyle_cunningham_schroeder_2011, title={Operational effects of signalized superstreets in North Carolina}, number={2223}, journal={Transportation Research Record}, author={Haley, R. L. and Ott, S. E. and Hummer, J. E. and Foyle, R. S. and Cunningham, C. M. and Schroeder, B. J.}, year={2011}, pages={72–79} }
 @article{moon_hummer_van duyn_2011, title={Saving space in a dense city: When designers should consider the new nano-interchange}, volume={15}, number={6}, journal={KSCE Journal of Civil Engineering}, author={Moon, J. P. and Hummer, J. E. and Van Duyn, M. H.}, year={2011}, pages={1101–1108} }
 @inproceedings{hummer_rasdorf_findley_zegeer_sundstrom_2010, title={An examination of horizontal curve collisions characteristics and corresponding countermeasures}, booktitle={Proceedings of the Transportation Research Board 89th Annual Meeting}, publisher={Washington, D.C. : Transportation Research Board}, author={Hummer, J. E. and Rasdorf, W. and Findley, D. J. and Zegeer, C. V. and Sundstrom, C. A.}, year={2010} }
 @article{frey_rasdorf_findley_zegeer_sundstrom_2010, title={Curve crashes: Road and collision characteristics and countermeasures}, volume={2}, ISBN={NULL}, DOI={10.1080/19439961003734880}, number={3}, journal={Journal of Transportation Safety and Security}, author={Frey, H. C. and Rasdorf, W. and Findley, D. J. and Zegeer, C. V. and Sundstrom, C. A.}, year={2010}, pages={203–220} }
 @inproceedings{hollar_arocho_hummer_liu_rasdorf_2010, title={Development of a regression model to predict preliminary engineering costs}, ISBN={9781933452517}, booktitle={ITE 2010 Technical Conference and Exhibit compendium of technical papers}, publisher={Washington, D.C. : Institute of Transportation Engineers}, author={Hollar, D. and Arocho, I. and Hummer, J. and Liu, M. and Rasdorf, W.}, year={2010} }
 @article{zhang_hummer_rasdorf_2010, title={Impact of bead density on paint pavement marking retroreflectivity}, volume={136}, DOI={10.1061/(asce)te.1943-5436.0000142}, number={8}, journal={Journal of Transportation Engineering}, author={Zhang, G. H. and Hummer, J. E. and Rasdorf, W.}, year={2010}, pages={773–781} }
 @book{engagement_2010, title={Integrating learning, discovery, and engagement through the scholarship of engagement}, journal={Technical Report- Not held in TRLN member libraries}, institution={Raleigh, NC: NCSU Office of Extension, Engagement, and Economic Development}, author={Engagement, Task Force}, year={2010} }
 @article{moon_hummer_2010, title={Speed enforcement cameras in Charlotte, North Carolina estimation of longer-term safety effects}, number={2182}, journal={Transportation Research Record}, author={Moon, J. P. and Hummer, J. E.}, year={2010}, pages={31–39} }
 @article{harris_rasdorf_hummer_2009, title={A control sign facility designed to meet the new FHWA minimum sign retroreflectivity standards}, volume={14}, DOI={10.1177/1087724x09350226}, number={2}, journal={Journal of Public Works Management and Policy}, author={Harris, E. and Rasdorf, W. and Hummer, J.}, year={2009}, pages={174–194} }
 @article{sitzabee_rasdorf_hummer_devine_2009, title={Data integration of pavement markings: A case in transportation asset management}, volume={23}, DOI={10.1061/(ASCE)0887-3801(2009)23:5(288)}, number={5}, journal={Journal of Computing in Civil Engineering}, author={Sitzabee, W. E. and Rasdorf, W. and Hummer, J. E. and Devine, H. A.}, year={2009}, pages={288–298} }
 @article{rasdorf_hummer_harris_sitzabee_2009, title={IT Issues for the management of high-quantity, low-cost assets}, volume={23}, DOI={10.1061/(asce)0887-3801(2009)23:2(91)}, number={2}, journal={Journal of Computing in Civil Engineering}, author={Rasdorf, W. and Hummer, J. E. and Harris, E. A. and Sitzabee, W. E.}, year={2009}, pages={91–99} }
 @book{rasdorf_hummer_zhang_sitzabee_2009, title={Pavement marking performance analysis}, journal={Technical Report- Not held in TRLN member libraries}, institution={Raleigh, N.C.:  North Carolina Department of Transportation}, author={Rasdorf, W. and Hummer, J. E. and Zhang, G. and Sitzabee, W. E.}, year={2009} }
 @article{immaneni_hummer_rasdorf_harris_yeom_2009, title={Synthesis of sign deterioration rates across the United States}, volume={135}, DOI={10.1061/(ASCE)0733-947X(2009)135:3(94)}, number={3}, journal={Journal of Transportation Engineering}, author={Immaneni, V. P. K. and Hummer, J. E. and Rasdorf, W. J. and Harris, E. A. and Yeom, C.}, year={2009}, pages={94–103} }
 @article{rasdorf_zhang_hummer_2009, title={The impact of directionality of paint pavement marking retroreflectivity}, volume={13}, ISBN={NULL}, DOI={10.1177/1087724x08330824}, number={3}, journal={Journal of Public Works Management and Policy}, author={Rasdorf, W. and Zhang, G. and Hummer, J. E.}, year={2009}, pages={265–277} }
 @article{cunningham_hummer_moon_2008, title={Analysis of automated speed enforcement cameras in Charlotte, North Carolina}, DOI={10.3141/2078-17}, number={2078}, journal={Transportation Research Record}, author={Cunningham, C. M. and Hummer, J. E. and Moon, J. P.}, year={2008}, pages={127–134} }
 @article{baek_hummer_2008, title={Collision models for multilane highway segments to examine safety of curbs}, DOI={10.3141/2083-15}, number={2083}, journal={Transportation Research Record}, author={Baek, J. and Hummer, J. E.}, year={2008}, pages={128–136} }
 @article{hummer_maripalli_2008, title={Laboratory test of driver responses to nine-panel logo signs}, number={2056}, journal={Transportation Research Record}, author={Hummer, J. E. and Maripalli, U. K.}, year={2008}, pages={52–59} }
 @article{harris_rasdorf_hummer_2008, title={New standards, new signs: Determining sign performance under controlled conditions}, volume={46}, number={1}, journal={IMSA Journal}, author={Harris, E. and Rasdorf, W. and Hummer, J. E.}, year={2008}, pages={44–55} }
 @article{kiattikomol_chatterjee_hummer_younger_2008, title={Planning level regression models for prediction of crashes on interchange and noninterchange segments of urban freeways}, volume={134}, DOI={10.1061/(ASCE)0733-947X(2008)134:3(111)}, number={3}, journal={Journal of Transportation Engineering}, author={Kiattikomol, V. and Chatterjee, A. and Hummer, J. E. and Younger, M. S.}, year={2008}, pages={111–117} }
 @article{harris_rasdorf_hummer_yeom_2007, title={Analysis of traffic sign asset management scenarios}, DOI={10.3141/1993-02}, number={1993}, journal={Transportation Research Record}, author={Harris, E. A. and Rasdorf, W. and Hummer, J. E. and Yeom, C.}, year={2007}, pages={9–15} }
 @article{murphy_hummer_2007, title={Development of crash reduction factors for overhead flashing beacons at rural intersections in North Carolina}, number={2030}, journal={Transportation Research Record}, author={Murphy, B. G. and Hummer, J. E.}, year={2007}, pages={15–21} }
 @article{immaneni_rasdorf_hummer_yeom_2007, title={Field investigation of sign damage rates and inspector accuracy}, volume={11}, DOI={10.1177/1087724x07299882}, number={4}, journal={Public Works Management & Policy}, author={Immaneni, V. P. and Rasdorf, W. and Hummer, J. E. and Yeom, C.}, year={2007}, pages={266–278} }
 @inproceedings{rasdorf_hummer_harris_2007, title={IT infrastructure problems for asset management}, ISBN={0784409374}, DOI={10.1061/40937(261)10}, booktitle={Computing in civil engineering: Proceedings of the 2007 ASCE International Workshop on Computing in Civil Engineering, July 24-27, 2007, Pittsburgh, Pennsylvania}, publisher={Reston, VA: American Society of Civil Engineers}, author={Rasdorf, W. and Hummer, J. and Harris, E.}, editor={L. Soibelman, B. Akinci and Shon, H.Editors}, year={2007} }
 @article{williams_tagliaferri_meinhold_hummer_rouphail_2007, title={Simulation and analysis of freeway lane reversal for coastal hurricane evacuation}, volume={133}, DOI={10.1061/(ASCE)0733-9488(2007)133:1(61)}, number={1}, journal={Journal of Urban Planning and Development}, author={Williams, B. M. and Tagliaferri, A. P. and Meinhold, S. S. and Hummer, J. E. and Rouphail, N. M.}, year={2007}, pages={61–72} }
 @article{craig_sitzabee_rasdorf_hummer_2007, title={Statistical validation of the effect of lateral line location on pavement marking retroreflectivity degradation}, volume={12}, DOI={10.1177/1087724x07308773}, number={2}, journal={Public Works Management & Policy}, author={Craig, N. and Sitzabee, W. and Rasdorf, W. and Hummer, J. E.}, year={2007}, pages={431–450} }
 @book{rasdorf_hummer_harris_immaneni_yeom_2006, title={Designing a nighttime sign inspection procedure to ensure motorist safety}, number={FHWA/NC 2006-08}, journal={Technical Report- Not held in TRLN member libraries}, institution={Raleigh, N.C.:  North Carolina Department of Transportation}, author={Rasdorf, W. and Hummer, J. and Harris, E. and Immaneni, V. and Yeom, C.}, year={2006} }
 @book{hummer_rasdorf_harris_2006, title={Designing an experimental facility for roadway sign retroreflectivity measurement}, number={TA-2006-06}, journal={Technical Report- Not held in TRLN member libraries}, institution={Raleigh, N.C.:  Department of Civil Engineering, North Carolina State University}, author={Hummer, J. and Rasdorf, W. and Harris, E.}, year={2006} }
 @inbook{baek_hummer_williams_cunningham_2006, title={Reasonable speed limits on suburban multilane highways with curbs}, ISBN={0309099781}, number={1969}, booktitle={Highway safety: law enforcement; alcohol; driver training; safety planning and management; commercial vehicles; and motorcycles}, publisher={Washington: Transportation Research Board Natl Research Council}, author={Baek, J. and Hummer, J. E. and Williams, B. M. and Cunningham, C. M.}, year={2006}, pages={10–17} }
 @inbook{carter_hummer_foyle_phillips_2005, title={Operational and safety effects of U-turns at signalized intersections}, ISBN={0309093856}, number={1912}, booktitle={Geometric design and the effects on traffic operations, 2005}, publisher={Washington, DC: Transportation Research Board}, author={Carter, D. and Hummer, J. E. and Foyle, R. S. and Phillips, S.}, year={2005}, pages={11–18} }
 @article{rasdorf_hummer_vereen_cai_2005, title={Quantitative evaluation of the nighttime visual inspection method of sign evaluation}, volume={14}, number={1}, journal={Journal of the Transportation Research Forum}, author={Rasdorf, W. and Hummer, J. and Vereen, S. and Cai, H.}, year={2005}, pages={121–139} }
 @inbook{hummer_rouphail_hughes_fain_toole_patten_schneider_monahan_do_2005, title={User perceptions of the quality of service on shared paths}, ISBN={0309094135}, number={1939}, booktitle={Bicycles and pedestrians:  Developing countries, 2005}, publisher={Washington, D.C.: Transportation Research Board}, author={Hummer, J. E. and Rouphail, N. and Hughes, R. G. and Fain, S. J. and Toole, J. L. and Patten, R. S. and Schneider, R. J. and Monahan, J. F. and Do, A.}, year={2005}, pages={28–36} }
 @article{vereen_hummer_rasdorf_2004, title={Alternative approaches for state agencies to address the proposed minimum retroreflectivity standards}, volume={8}, DOI={10.1177/1087724x04263208}, number={4}, journal={Public Works Management & Policy}, author={Vereen, S. and Hummer, J. and Rasdorf, W.}, year={2004}, pages={235–248} }
 @inbook{thompson_hummer_kluckman_2003, title={Comparison of the new W-interchange with conventional interchanges}, ISBN={0309085837}, number={1847}, booktitle={Operational effects of geometrics, 2003}, publisher={Washington, DC: Transportation Research Board}, author={Thompson, C. D. and Hummer, J. E. and Kluckman, R. C.}, year={2003}, pages={42–51} }
 @book{vereen_hummer_rasdorf_2002, title={A sign inventory study to assess and control liability and cost}, number={FHWA/NC 2002-16}, journal={Technical Report- Not held in TRLN member libraries}, institution={Raleigh, N.C.: North Carolina Department of Transportation}, author={Vereen, S. and Hummer, J. E. and Rasdorf, W.}, year={2002} }
 @inbook{reid_hummer_2001, title={Travel time comparisons between seven unconventional arterial intersection designs}, ISBN={0309072123}, number={1751}, booktitle={Geometric design and the effects on traffic operations 2001}, publisher={Washington, DC: National Academy Press}, author={Reid, J. D. and Hummer, J. E.}, year={2001}, pages={56–66} }
 @inbook{brown_hummer_2000, title={Determining the best method for measuring no-passing zones}, ISBN={0309066808}, number={1701}, booktitle={Pavement management and monitoring}, publisher={Washington, DC: National Academy Press}, author={Brown, R. L. and Hummer, J. E.}, year={2000}, pages={61–67} }
 @article{karimi_khattak_hummer_2000, title={Evaluation of mobile mapping systems for roadway data collection}, volume={14}, DOI={10.1061/(ASCE)0887-3801(2000)14:3(168)}, number={3}, journal={Journal of Computing in Civil Engineering}, author={Karimi, H. A. and Khattak, A. J. and Hummer, J. E.}, year={2000}, pages={168–173} }
 @inbook{wissinger_hummer_milazzo_2000, title={Using focus groups to investigate issues of red light running}, ISBN={0309067359}, number={1734}, booktitle={Highway and traffic safety: Engineering, evaluation, and enforcement; trucking and motorcycles: safety and human performance}, publisher={Washington, DC: National Academy Press}, author={Wissinger, L. M. and Hummer, J. E. and Milazzo, J. S.}, year={2000}, pages={38–45} }
 @article{dai_karimi_khorram_khattak_hummer_1999, title={Roadway feature extraction and delineation fron high-resolution satellite imagery}, number={1999 May}, journal={EOM}, author={Dai, X. L. and Karimi, H. A. and Khorram, S. and Khattak, A. J. and Hummer, J. E.}, year={1999}, pages={34–37} }
 @article{karimi_dai_khattak_khorram_hummer_1999, title={Techniques for automated extraction of roadway inventory features from high-resolution satellite imagery}, volume={14}, DOI={10.1080/10106049908542099}, number={2}, journal={Geocarto International}, author={Karimi, H. A. and Dai, X. L. and Khattak, A. J. and Khorram, S. and Hummer, J. E.}, year={1999}, pages={5–16} }
 @book{hummer_1998, title={Accidents on secondary highways and counter-measures}, publisher={Knoxville, TN: University of Tennessee Transportation Center}, author={Hummer, J. E.}, year={1998} }
 @inproceedings{accidents on secondary highways and counter-measures: phase i, final report_1998, publisher={Raleigh, NC: Southeastern Transportation Center Consortium}, year={1998} }
 @inproceedings{hummer_khattak_1998, title={Analysis of major types of collisions on two-lane rural highways in North Carolina}, number={1998}, booktitle={1998 Compendium of technical papers, Institute of Transportation Engineers, 68th annual meeting, Toronto, Ontario, August 12}, author={Hummer, J. E. and Khattak, A. J.}, year={1998} }
 @article{khattak_hummer_1998, title={Analysis of run off the road collisions on two lane rural highways in North Carolina, USA}, volume={68}, number={10}, journal={ITE Journal}, author={Khattak, A. J. and Hummer, J. E.}, year={1998}, pages={1818} }
 @inproceedings{khattak_hummer_1998, title={Analysis of run off the road collisions on two lane rural highways in North Carolina, USA}, number={1998 Aug.}, booktitle={1998 compendium of technical papers, Institute of Transportation Engineers, 68th Annual Meeting, Toronto, Ontario, August 1998}, author={Khattak, A. J. and Hummer, J. E.}, year={1998} }
 @inbook{allen_hummer_rouphail_milazzo_1998, title={Effect of bicycles on capacity of signalized intersections}, ISBN={0309065186}, number={1646}, booktitle={Highway capacity issues, 1998}, publisher={Washington, DC: Transportation Research Board}, author={Allen, D. P. and Hummer, J. E. and Rouphail, N. M. and Milazzo, J. S.}, year={1998}, pages={87–95} }
 @inbook{milazzo_rouphail_hummer_allen_1998, title={Effect of pedestrians on capacity of signalized intersections}, ISBN={0309065186}, number={1646}, booktitle={Highway capacity issues, 1998}, publisher={Washington, DC: Transportation Research Board}, author={Milazzo, J. S. and Rouphail, N. M. and Hummer, J. E. and Allen, D. P.}, year={1998}, pages={37–46} }
 @article{khattak_karimi_dai_hummer_1998, title={High-resolution satellite imagery aids roadway data collection}, number={1998 Nov.}, journal={Public Works}, author={Khattak, A. J. and Karimi, H. A. and Dai, X. L. and Hummer, J. E.}, year={1998}, pages={28–30} }
 @inbook{allen_rouphail_hummer_milazzo_1998, title={Operational analysis of uninterrupted bicycle facilities}, ISBN={0309065089}, number={1636}, booktitle={Bicycle and pedestrian research, 1998}, publisher={Washington, DC: Transportation Research Board}, author={Allen, D. P. and Rouphail, N. and Hummer, J. E. and Milazzo, J. S.}, year={1998}, pages={29–36} }
 @inproceedings{rouphail_hummer_goldblatt_1998, title={Pedestrian and bicycle impacts on signalized intersection operations: the U.S. experience}, volume={2}, number={1998}, booktitle={Proceedings of the Third International Symposium on Highway Capacity, Copenhagen, Denmark, June 22-27, 1998}, author={Rouphail, N. M. and Hummer, J. E. and Goldblatt, R.}, year={1998}, pages={852–872} }
 @article{karimi_dai_khatak_hummer_1998, title={The emergence of high-resolution satellite digital imagery for acquisition roadway inventory features}, volume={3}, number={1}, journal={Space Energy and Transportation}, author={Karimi, H. A. and Dai, X. L. and Khatak, A. J. and Hummer, J. E.}, year={1998}, pages={19–26} }
 @article{hummer_1998, title={Unconventional left-turn alternatives for urban and suburban arterials: Part one}, volume={68}, number={9}, journal={ITE Journal}, author={Hummer, J. E.}, year={1998}, pages={26–29} }
 @inbook{rouphail_hummer_allen_1997, title={Bicycle operations and level of service literature synthesis}, booktitle={Final Draft, Federal Highway Administration, McLean, VA, January 1997}, author={Rouphail, N. M. and Hummer, J. E. and Allen, D. P.}, year={1997} }
 @article{hummer_graham_ravoori_king_rogers_1997, title={Classifying unlighted roadways based on night-to-total accident ratios}, volume={26}, DOI={10.1080/00994480.1997.10748190}, number={2}, journal={Journal of the Illuminating Engineering Society}, author={Hummer, J. E. and Graham, J. R. and Ravoori, S. B. and King, L. E. and Rogers, M. D.}, year={1997}, pages={49–58} }
 @inbook{karimi_hummer_1997, title={Collection and presentation of roadway inventory data}, booktitle={Interim Report, National Cooperative Highway Research Program Project 1515, Transportation Research Board, Washington, DC, May 1997}, publisher={Washington, DC: Transportation Research Board}, author={Karimi, H. A. and Hummer, J. E.}, year={1997} }
 @inproceedings{hummer_khattak_kantor_1997, title={Collision factors and potential counter measures related to heavy trucks on two-lane roads}, number={1997}, booktitle={Proceedings, 1997 International Large Truck Safety Symposium, Knoxville, TN, October 27-29}, author={Hummer, J. E. and Khattak, A. and Kantor, P.}, year={1997}, pages={81–91} }
 @inbook{chatterjee_hummer_clarke_ney_1997, title={Landside access to sea ports in urban areas: A case study}, ISBN={0309062047}, number={1602}, booktitle={Truck, marine, and intermodal freight and hazardous materials transportation}, publisher={Washington, DC: Transportation Research Board}, author={Chatterjee, A. and Hummer, J. E. and Clarke, D. B. and Ney, S. M.}, year={1997}, pages={49–56} }
 @inbook{hummer_1997, title={Planning and engineering studies}, booktitle={Traffic sign handbook (Ch. 4)}, publisher={Washington, DC: Institute of Transportation Engineers}, author={Hummer, J. E.}, year={1997} }
 @inproceedings{milazzo_rouphail_allen_hummer_1997, title={Proposed revisions to Highway Capacity Manual chapter 9: Pedestrian and bicycle analysis procedures}, booktitle={Proceedings of the ASCE Specialty Conference: Traffic Congestion and Safety in the 21st Century, Chicago, IL, June 8-11, 1997}, author={Milazzo, J. and Rouphail, N. and Allen, P. and Hummer, J.}, year={1997} }
 @inbook{dutt_hummer_clark_1997, title={User preferences of flourescent strong yellow-green pedestrian crossing sign}, ISBN={0309061741}, number={1605}, booktitle={Research on traffic control devices}, publisher={Washington, DC: Transportation Research Board}, author={Dutt, N. and Hummer, J. E. and Clark, K. L.}, year={1997}, pages={17–21} }