Periodica de re Canonica.- This link opens in a new window
Rome: Pontificia universita gregoriana, 1911–present.
The publication of the Faculty of Canon Law at the Pontifical Gregorian University in Rome. The first issue each year includes a bibliography of canon law publications from the previous year. Entitled Periodica de re canonica et morali from 1911 to 1927 and Periodica de re morali, canonica, liturgica from 1927 to 1990. 4 issues per year.