Ginting, Suratni, and David Ridany Damanik. “PROSEDUR POSISI PETI KEMAS DI ATAS KAPAL DALAM KEGIATAN BONGKAR ATAU MUAT BARANG BERBAHAYA PT.PRIMA NURPANURJWAN JAKARTA UTARA”. Journal of Maritime and Education (JME) 6, no. 1 (February 13, 2024): 589 - 592. Accessed July 29, 2026. https://ejournal-poltekamimedan.my.id/index.php/jme/article/view/123.