Fertility Differentials by Family Type. The Pakistan Development Review, [S. l.], v. 13, n. 2, p. pp.129–144, 2022. DOI: 10.30541/v13i2pp.129-144. Disponível em: https://thepdr.pk/index.php/pdr/article/view/342. Acesso em: 9 jun. 2025.