ARYAL, Tika Ram. Impact of Family Planning on Fertility: Alternative Methodological Perspective. Economic Journal of Nepal, [S. l.], v. 28, n. 1, p. 37–44, 2005. DOI: 10.3126/ejon.v28i1.74156. Disponível em: https://nepjol.info/index.php/EJON/article/view/74156. Acesso em: 7 dec. 2025.