1. [1] B. Landis, V. Vattikuti, R. Ottenberg, D. McLeod and M. Guttenplan, Modeling the roadside walking environment: A pedestrian level of service. Transportation Research Record 1773, Transportation Research Board, Washington, DC, 82–88, 2001.
2. [2] J.J. Fruin, Pedestrian planning and design. Metropolitan Associations of Urban Designers and Environmental Planners, New York, 1971.
3. [3] Y. Tanaboriboon, and J.A. Guyano, Level-of-service standards for pedestrian facilities in Bangkok: A case study. ITE J., 59(11), 39–41, 1989.
4. [4] Highway Capacity Manual. (HCM), Transportation Research Board of the National Academies, Washington, D.C, 2000.
5. [5] I. Mateo-Babiano and H. Ieda, Street space sustainability in Asia: The role of the Asian pedestrian and street culture. J. East. Asia Soc. Transp. Stud., 7, 1915–1930, 2007.