1. AEC (Asian Engineering Consultants Corp., Ltd.), PCI (Pacific Consultants Limited), TESCO, and TC: The Intermodal Service Integration for the Improvement of Mobility, Accessibility, Sustainability and Livelihood for Bangkok Metropolitan Region (BMR) and Surrounding Area (Final Report prepared for the Office of Traffic Policy and Planning), Ministry of Transportation, Bangkok, Thailand (2005)
2. Barter, P.A.: Transport dilemmas in dense urban areas: examples from Eastern Asia. In: Jenks, M., Burgess, R. (eds.) Compact Cities: Sustainable Urban Forms for Developing Countries, pp. 271–284. Spon Press, London (2000)
3. Carr, S., Francis, M., Rivlin, L., Stone, A.: Public space. Cambridge University Press, Boston (1992)
4. Cervero, R., Golub, A.: Informal transport: a global perspective. Transp. Policy 14, 445–457 (2007)
5. Cervero, R., Sarmiento, O.L., Jacoby, E., Gomez, L.F., Neiman, A.: Influences of built environments on walking and cycling: lessons from Bogotá. Int. J. Sustain. Transp. 3, 203–226 (2009)