Ridwan, Ridwan, and Muhammad Aji Luhur Pambudi. “Singapore International Hub-Port And Its Effects On The Smooth Running Of The Sea Freight Transportation System In Indonesia”. Maritime Park: Journal of Maritime Technology and Society 2, no. 3 (October 30, 2023): 125-134. Accessed November 21, 2024. https://journal-old.unhas.ac.id/index.php/maritimepark/article/view/30980.