Olukoju, Ayodeji. “Government and Port Administration in Japan in the Aftermath of the Port and Harbour Law of 1950”. The Northern Mariner / Le marin du nord 7, no. 4 (October 1, 1997): 65–80. Accessed January 8, 2025. https://tnm.journals.yorku.ca/index.php/default/article/view/682.