PANT, Prakash D. Demographic Survey: Asking Questions with Reference to Sex Preference . Economic Journal of Nepal, [S. l.], v. 13, n. 3, p. 54–61, 1990. DOI: 10.3126/ejon.v13i3.71485. Disponível em: https://nepjol.info/index.php/EJON/article/view/71485. Acesso em: 23 feb. 2025.