Río piedras 1960-2016 historias, by Gaddiel Francisco Ruiz Rivera, (La Impresora), 2016

Río piedras 1960-2016 historias, by Gaddiel Francisco Ruiz Rivera, (La Impresora), 2016, Box: 6, Folder: 22. Latin American Zines & Graphic Fiction Collection, 2022-032. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/392787 Accessed September 25, 2026.