Ustadi, Muna Norkhairunnisak, and Nor Atiqah Mohammad Shopi. “A Study towards Implementation of Public Hub Transportation: A Case Study of Penang Central”. Journal of Transport System Engineering 2, no. 1 (March 1, 2015): 1–6. Accessed February 10, 2026. https://jtse.utm.my/index.php/jtse/article/view/32.