Johnjudika, R.R. and Yudoko, G. 2026. Improving Construction Performances and Reducing Delay Through Lesson Learned and Project Management Office (PMO) Implementation: A Case Study of Kucing Liar Fan 7, PT. Freeport Indonesia. Advances In Social Humanities Research. 4, 9 (Sep. 2026), 1078–1093. DOI:https://doi.org/10.46799/adv.v4i9.652.