Ramos Mattei, C. J. (1976) «The Idea of Life in José Ortega y Gasset and the Reformulation of the Question of Being», Ceiba, 5(9 & 10), pp. 85–101. Disponible en: https://revistas.upr.edu/index.php/ceiba/article/view/6061 (Accedido: 26 abril 2024).