2009 journal article
Comparison of flexible fuel vehicle and life-cycle fuel consumption and emissions of selected pollutants and greenhouse gases for ethanol 85 versus gasoline
Journal of the Air & Waste Management Association, 59(8), 912–924.
2008 journal article
Link-based emission factors for heavy-duty diesel trucks based an real-world data
Transportation Research Record, (2058), 23–32.
2007 journal article
Comparing real-world fuel consumption for diesel- and hydrogen-fueled transit buses and implication for emissions
Transportation Research. Part D, Transport and Environment, 12(4), 281–291.