@article {48366, title = {Household income, travel behavior, location and accessibility: Sketches from two different developing country contexts}, journal = {Transportation Research Record}, volume = {238}, year = {2007}, pages = {128-138}, url = {http://trrjournalonline.trb.org/doi/abs/10.3141/2038-17}, author = {Zegras, P Christopher and Srinivasan, Sumeeta} }