MOHAMED ISHAK, Mohamed Suhaini; ZULHABRI ISMAIL. Variation Management in Construction Contracts: A Comparative Study of PWD 203A (Rev. 01/2010) and PAM 2018. Journal of Technology Management and Business, [S. l.], v. 12, n. 2, p. 33–49, 2025. Disponível em: https://penerbit.uthm.edu.my/ojs/index.php/jtmb/article/view/22447. Acesso em: 11 mar. 2026.