https://www.rosarychurch.net/answers/ap041996.html
Pope Pius XI: Divini illius Magistri - On So-called "Sex-education"
Traditional Catholic Mass, Doctrine, and Moral Teaching - Don't do without them - Don't accept one without the others!
divini illius magistripius xisex educationpopecalled
https://oud.rkdocumenten.nl/rkdocs/index.php?mi=600&doc=644&id=3329
Divini illius Magistri - Over de christelijke opvoeding - RKDocumenten.nl
divini illius magistridechristelijkeopvoedingnl