Zakaria, H. (2025) “Sustainability in Urban Transit: The Role of Expectancy Theory to Gain Loyalty Among Passengers of Free Bus Services in Klang Valley, Malaysia”, International Journal of Sustainable Construction Engineering and Technology, 16(2), pp. 314–332. Available at: https://penerbit.uthm.edu.my/ojs/index.php/IJSCET/article/view/18130 (Accessed: 11 March 2026).