Gründel, Johannes. „A Moral Sexual E Matrimonial No Correr Dos Tempos“. Revista Eclesiástica Brasileira 31, no. 123 (September 30, 1971): 581–589. Zugegriffen Dezember 6, 2025. https://revistaeclesiasticabrasileira.itf.edu.br/reb/article/view/4453.