Storia del potere temporale dei papi - Innocenti, Ennio. (OLS)http://ftis/name/55251 (Edizioni del Centro Studi per il Lazio,, 1973)

The 1980 Synod of bishops "On the role of the family" : An exposition of the event and an analysis of its texts - Grootaers, Jan. (OLS)http://ftis/name/60663; Selling, Joseph A. (OLS)http://ftis/name/61041 (Peeters, University Press,, 1983)