NGUYEN, Ha Hong. “Survey and Assessment of Covid-19 Pandemic on the Economy of Tra Vinh Province, Viet Nam and Policy Implications”. Advances in Social Sciences Research Journal 8, no. 9 (September 9, 2021): 42–49. Accessed December 4, 2024. https://journals.scholarpublishing.org/index.php/ASSRJ/article/view/10655.