Nguyen, Manh Hung, Nghia Chung, and Thieu Sang Ha. “Affecting Factors to the Efficiency in the Container Shipping”. European Journal of Engineering and Technology Research 5, no. 2 (February 11, 2020): 160–164. Accessed April 16, 2024. https://ej-eng.org/index.php/ejeng/article/view/1753.