“Productivity Analisys of Rubber Tyred Gantry Crane (TRG) and Head Truck (HT) at Makassar New Container Terminal (Terminal 1)”. 2025. Zona Laut Jurnal Inovasi Sains Dan Teknologi Kelautan, July, 267-75. https://doi.org/10.62012/zl.vi.45284.