Sari Br Simbolon, Mayanti Ratna, and Sri Zetli. “ANALISIS RISIKO K3 BEKERJA DI KETINGGIAN PADA TEKNISI PASANG BARU DI PT TELKOM AKSES RIAU KEPULAUAN”. Computer and Science Industrial Engineering (COMASIE) 5, no. 1 (July 22, 2021): 106–115. Accessed November 24, 2024. https://forum.upbatam.ac.id/index.php/comasiejournal/article/view/3865.