A. Zeb, A. Qudoos, and H. Hanif, “Identification and Analysis of Factors Affecting Machinery in the Construction Industry of Pakistan”, IJSBAR, vol. 19, no. 1, pp. 269–278, Jan. 2015, Accessed: Oct. 30, 2025. [Online]. Available: https://gssrr.org/JournalOfBasicAndApplied/article/view/3217