Nor Shahhira Binti Mohd Shomee, et al. “Application of Excavation Management Theoretical Measures in Tunneling Works for MRT3 Projec”. Progress in Engineering Application and Technology, vol. 3, no. 2, Dec. 2022, pp. 859–865, https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/7927.