Ahmad Shukri, Fadhlan Syakirin, et al. “Study on Technical Challenges of Maintenance Vehicle Trains (MVTs) for Construction Phase in ECRL Project”. Progress in Engineering Application and Technology, vol. 6, no. 2, Oct. 2025, pp. 360-9, https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/21007.