P. K. Bhuyan and K. Krishnarao,"Defining level of service criteria of urban streets in Indian context", European Transport \ Trasporti Europei, vol.49, pp.38-52, May 2011 Article
P. K. Bhuyan and K.,"FCM clustering using GPS data for defining level of service criteria of urban streets in Indian context", Transport problems, vol.5, no.4, pp.105-113, December 2010 Article
S. K. Beura, C. Haritha, and P. K. Bhuyan,"Urban road segment level of service based on bicycle users’ perception under mixed traffic conditions", Journal of Modern Transportation, vol.25, no.2, pp.90-105, Springer International Publishing 2007, 10.1007/s40534-017-0127-9 Article