Ankur Malik, Sandeep Singh. “A Case Study of Reliability Analysis of Public Transport Service of CTU Route 38from ISBT-17 to New Airport Mohali, (Punjab), India.”. International Journal of Advanced Science and Technology, Vol. 29, no. 10s, June 2020, pp. 5039-45, http://sersc.org/journals/index.php/IJAST/article/view/22130.