Oliveira Moreira, J. D. (2008): «Otherness in interior identity: a reflection about the Freudian concepts of unconscious, superego, and Id», The Spanish Journal of Psychology, 11(2), pp. 689–701. Disponible en: https://revistas.ucm.es/index.php/SJOP/article/view/SJOP0808220689A (Accedido: 5 diciembre 2025).