Valli, Norberto. «The Liturgical Books of the Roman Rite. A Guide to the Study of Their Typology and History: Vol. 1: Books for the Mass». La Scuola Cattolica 151, no. 3 (agosto 1, 2023): 518. Consultato maggio 2, 2025. https://www.lascuolacattolica.it/ojs/index.php/lsc/article/view/1122.