Redemptionis Sacramentum - Instruction on certain matters to be observed or to be avoided regarding the Most Holy Eucharist, 2004 March 25, PCHE 88/21, Box: PCHE 88. Daniel Cherico Collection, CHE. University of Notre Dame Archives. https://archivesspace.library.nd.edu/repositories/2/archival_objects/1787322 Accessed October 18, 2024.