Catholic Encyclopedia. New York: Robert Appleton Company. ↑ The Building of Renaissance Florence by Richard A. Goldthwaite ↑ Leo Planiscig. Bernardo und Antonio Rossellino, Vienna: Anton Schroll, 1942. ↑ Art and Architecture in Italy, 1600-1750 by Rudolf Wittkower, pgs 55 and 63 ↑ H. N. Franz-Duhme, Rossi [Rubeis], Angelo de, in: Oxford Art Online ↑ Saint Bavo's Cathedral website ↑ Rynck, Patrick (2005).