BIN ABDUL AZIZ, A.S., Joewono Prasetijo and Shaiful Amir Leman (2023) “Study of Rail Defect in Klang Valley Double Track”, Progress in Engineering Application and Technology, 4(2), pp. 1075–1084. Available at: https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/13133 (Accessed: 9 April 2026).