IFB-TEAM. ifB-Mitteilungen. Journal of Family Research, [S. l.], v. 23, n. 1, p. p. 117–120, 2011. DOI: 10.20377/jfr-237. Disponível em: https://ubp.uni-bamberg.de/jfr/index.php/jfr/article/view/237. Acesso em: 3 may. 2024.