M. R. Nunes Costa, «The problem of morality in the Manichaean cosmological and soteriologic system», An. Semin. Hist. Filos., vol. 21, pp. 25–42, ene. 2004, Accedido: dic. 22, 2024. Disponible en: https://revistas.ucm.es/index.php/ASHF/article/view/ASHF0404110025A