SUBEDI, Bhim Prasad. Age Structure Changes in Nepal: An Illustration through Trifactor Graph . Economic Journal of Nepal, [S. l.], v. 26, n. 1, p. 15–22, 2003. DOI: 10.3126/ejon.v26i1.73203. Disponível em: https://nepjol.info/index.php/EJON/article/view/73203. Acesso em: 31 jan. 2025.