1.
Amzafi N, Ishak SA, Abdul Rahim M, Amlus MH, A. Rani H, Tamalkhani, et al. A Systematic Review of the Causes and Effects of Variation Orders in the Sustainable Construction Industry in Developing Countries. IJIE [Internet]. 2024 Aug. 31 [cited 2026 Mar. 12];16(4):188-203. Available from: https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/16252