Huyen, Nguyen, and Nguyen Thai. “Population Aging Issue in Vietnam and Experiences of Dealing With Population Aging in Some Countries”. Science & Technology Development Journal: Economics- Law & Management 6, no. 1 (February 23, 2022): 2297-2309. Accessed December 4, 2024. https://stdjelm.scienceandtechnology.com.vn/index.php/stdjelm/article/view/813.