J. Planella, “¿El sacratísimo rostro de Jesús ‘fotografiado’?”, FB, vol. 2, no. 2, pp. 87–96, Jan. 1938, Accessed: Dec. 05, 2025. [Online]. Available: https://revistas.bibdigital.uccor.edu.ar/index.php/FB/article/view/5620