silalahi, John fernando, Pinondang Simanjuntak, and Sudarno P Tampubolon. “THE EFFECT OF PROJECT MANAGER LEADERSHIP AND SUPPLY CHAIN PERFORMANCE ON THE SUCCESS OF CONSTRUCTION PROJECTS”. Jurnal Rekayasa Teknik Sipil dan Lingkungan - CENTECH 3, no. 1 (June 27, 2022): 34-45. Accessed November 21, 2024. http://ejournal.uki.ac.id/index.php/cen/article/view/3872.