Lavenia Toole-Holt

Two Minutes per Person per Day Each Year: Exploration of Growth in Travel Time Expenditures

Ram M. Pendyala, Steven E Polzin, R. Pendyala, 2005 .

Forecasts of Future Vehicle Miles of Travel in the United States

Xuehao Chu, Steven E Polzin, S. Polzin, 2004 .