https://cantusdatabase.org/chant/236048/
Si diligis me Simon Petre | Cantus Database
diligissimonpetrecantusdatabase
https://tlm-md.blogspot.com/2010/11/st-martin-pope-martyr-missa-si-diligis.html
St. Martin, Pope & Martyr - Missa 'Si Diligis Me' - November 12th, 2010 - Propers
Daily Propers of the Usus Antiquior, News Roundups of Catholic Interest, Traditional Latin Mass in Maryland and Environs.
st martinpopemartyrmissadiligis