James Haar, Anthony Newcomb, Massimo Ossi, Glenn Watkins, Nigel Fortune, Joseph Kerman, Jerome Roche: "Madrigal", Grove Music Online, ed. L. Macy (Accessed December 30, 2007), (subscription access) (頁面存檔備份,存於互聯網檔案館)
This entry incorporates public domain text originally from the 1911 Encyclopædia Britannica.
The character Pietro Cardinal Bembo also features prominently in Baldassare Castiglione's work The Book of the Courtier where he speaks about the nature of "Platonic" love.