Greene-Roesel, Ryan, Mara Chagas Diógenes, David R. Ragland, e Luis Antonio Lindau. “Qualitative Comparison of North-American Procedures for Areawide Pedestrian Travel Measurement”. TRANSPORTES 15, no. 2 (julho 2, 2007). Acessado dezembro 3, 2024. https://anpet.emnuvens.com.br/anpet/article/view/33.