Arroyave Gutiérrez, L. F. ““Man Is Redeemed by Love" A Reading of the Encyclical Letter Spe Salvi from the Perspective of Families’uncertainty Toward Disappeared Relatives”. Cuestiones Teológicas, vol. 35, no. 84, Dec. 2008, pp. 343-52, https://revistas.upb.edu.co/index.php/cuestiones/article/view/5796.