2011 journal article
In-Use Measurement of Activity, Energy Use, and Emissions of a Plug-in Hybrid Electric Vehicle
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 45(20), 9044–9051.
2010 journal article
Method for in-use measurement and evaluation of the activity, fuel use, electricity use, and emissions of a plug-in hybrid diesel-electric school bus
Environmental Science and Technology, 44(9), 3601–3607.
2009 journal article
Light duty gasoline vehicle emission factors at high transient and constant speeds for short road segments
TRANSPORTATION RESEARCH PART D-TRANSPORT AND ENVIRONMENT, 14(8), 610–614.