Hashim, H., Y. A. Abdul Wahab, and H. Mohamad Ali. “Faktor Penentu Yang Mempengaruhi Kadar Kepuasan Pengguna Bas Smart Selangor: Kajian Kes Di Bandaraya Shah Alam”. Selangor Science & Technology Review (SeSTeR), Vol. 3, no. 2, Dec. 2019, pp. 1-10, https://sester.journals.unisel.edu.my/ojs/index.php/sester/article/view/142.