@techreport{General Statistics Office of Vietnam and UNFPA2021,
author = {General Statistics Office of Vietnam and UNFPA},
title= {Population aging and older persons in Vietnam},
year = {2021},
URL = {https://www.nso.gov.vn/en/data-and-statistics/2021/08/population-ageing-and-older-persons-in-viet-nam},
publisher = {General Statistics Office},
address = {Hanoi},
}