Kinerja Rubber Tyred Gantry Crane Terhadap Kegiatan Lift Off di Container Yard Ekspor PT Terminal Petikemas Surabaya. matemar [Internet]. 2025 Dec. 13 [cited 2026 Feb. 11];6(2). Available from: https://e-jurnal.amanjaya.ac.id/index.php/matemar/article/view/59