@article{pradhan_hoover_clark_gumpertz_wollum_cobb_strock_2008, title={Septic tank additive impacts on microbial populations}, volume={70}, number={6}, journal={Journal of Environmental Health}, author={Pradhan, S. and Hoover, M. T. and Clark, G. H. and Gumpertz, M. and Wollum, A. G. and Cobb, C. and Strock, J.}, year={2008}, pages={22–27} }
 @inproceedings{hernandez_cobb_mikkelsen_2000, title={Nitrogen loss and transformations in croplands receiving applications of swine lagoon effluent}, number={2000}, booktitle={Animal, agriculture and food processing waste: 8th Symposium}, publisher={St. Joseph, Michigan: American Society of Agricultural Engineers}, author={Hernandez, J. A. and Cobb, C. R. and Mikkelsen, R. L.}, year={2000}, pages={588–596} }