OBELENIENÄ—, B.; NARBEKOVAS, A. Ethics of natural family planning (NFP) vs ethics of contraception. New Trends and Issues Proceedings on Humanities and Social Sciences, [S. l.], v. 2, n. 3, p. 21–26, 2016. DOI: 10.18844/prosoc.v2i3.1053. Disponível em: https://un-pub.eu/ojs/index.php/pntsbs/article/view/1053. Acesso em: 5 may. 2024.