Guilelmus van Gulik & Conradus Eubel, Hierarchia catholica medii et recentioris aevi III, editio altera (Monasterii 1923), p. 40, n. 7. The Bishop of Padua, Niccolò Antonio Giustiniani (1786). Serie cronologica dei Vescovi di Padova (in Italian). Padova: Stamperia del Seminario. p. cxxxv., states that Luigi was twelve years of age when appointed to the Bishopric of Padua on 2 December 1527. That would give a birth date of 1515, not 1522. Is XII a mistake for VII?
Marino Sanudo (1897). Federico Stefani & Guglielmo Berchet (ed.). I diarii di Marino Sanuto: (MCCCCXCVI-MDXXXIII) (in Italian). Vol. XLVI (September 1527-February 1528). Venezia: F. Visentini. p. 549..
The papal Nuncio Aleander pointed out in 1534 that three Venetian families, the Cornaro, the Gritti, and the Pisani, had cooperated in an effort to momopolize the clerical appointments in the bishoprics in Venetian territory on the mainland: Manfredo Tafuri (1995). Venice and the Renaissance. Cambridge MA USA: MIT Press. p. 113. ISBN978-0-262-70054-2.