Jalil, Jalil. “Analysis Of The Strength Of Ect-15 Gantry Crane When Used In Kijing Port, Pontianak, West Kalimantan”. Zona Laut Jurnal Inovasi Sains Dan Teknologi Kelautan 2, no. 1 (March 30, 2021): 25–29. Accessed November 21, 2024. https://journal.unhas.ac.id/index.php/zonalaut/article/view/13570.