Permana, Ariva Sugandi, Gobi Krishna Sinniah, Rizon Pamardhi-Utomo, and Rufia Andisetyana Putri. “Dual Formal and Informal Transport Modes towards Quasi-Seamless Transit in a Developing City”. International Journal of Built Environment and Sustainability 5, no. 3 (September 26, 2018). Accessed August 12, 2022. https://ijbes.utm.my/index.php/ijbes/article/view/307.