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2. TRB, NCHRP Report 825: Planning and Preliminary Engineering Applications Guide to the HCM (Transportation Research Board of the National Academies, Washington, D.C., 2016)
3. P. Rotwannasin, K. Choocharukul, Transferability of HCM to Asian countries: An exploratory evidence from Bangkok's multilane highways. Presented at 3rd International SIIV Congress, Bari, Italy (2005)
4. IRC (Indian Road Congress). Guidelines for capacity of urban roads in plain areas. In: Indian Road Congress-106, New Delhi (1990)
5. CRRI (Central Road Research Institute). Indian Highway Capacity Manual (Indo-HCM). CSIR. New Delhi, (2017)