Nga, Hoang Thanh. “Approaches in the World and in Vietnam Ocean Economy - Definition and Classification”. Science & Technology Development Journal: Economics- Law & Management 2, no. 1 (December 28, 2018): 49-57. Accessed November 22, 2024. https://stdjelm.scienceandtechnology.com.vn./index.php/stdjelm/article/view/501.