BARAL, U. N. Theoretical Aspect of Research Proposal. Journal of Political Science, [S. l.], v. 1, n. 1, p. 111–122, 1998. DOI: 10.3126/jps.v1i1.1690. Disponível em: https://nepjol.info/index.php/JPS/article/view/1690. Acesso em: 19 may. 2024.