JIA, S.; HU, X. Existing Population Aging Rate may no longer be a Good Statistical Indicator. Economic Analysis Letters, [S. l.], v. 1, n. 1, p. 22–27, 2022. DOI: 10.58567/eal01010004. Disponível em: http://anser.press/index.php/eal/article/view/72. Acesso em: 10 mar. 2025.