Encic. Brit., 15th ed., 1992 (Pietro Paolo Vergerio; b. July 23, 1370, Capudistria, Istria, now Koper, Slovenia; d. July 8, 1444/45, Budapest; Italian humanist who greatly influenced educational methods and curriculum in Renaissance Italy)
Katchmer, M. Pier Paolo Vergerio and the Paulus, a Latin comedy, 1998 CIP t.p. (Pier Paolo Vergerio) p. 1 (Petrus Paulus Vergerius)
LC database, May 31, 1996 (hdg.: Vergerio, Pietro Paolo, the Elder, 1370-1444)
Liber de principibus Carrariensibus et gestis eorum incipit feliciter, c1997 t.p. (Petri Pauli Vergerii de Justinopuli)
Pierpaolo Vergerio the Elder and Saint Jerome. 1999.
Pierpaolo Vergerio the Elder, ca. 1369-1444, 1996.