“IMPLEMENTATION STUDY OF CONSTRUCTION SAFETY MANAGEMENT SYSTEM (SMKK) FOR CONTRACTORS IN BANDAR LAMPUNG”. FROPIL (Forum Profesional Teknik Sipil) 11, no. 1 (February 19, 2024): 30–40. Accessed May 1, 2026. https://www.journal.ubb.ac.id/index.php/fropil/article/view/4365.