Lavin, Irving, “Footsteps on the Way to Redemption. The Pedestals of Bernini’s Baldacchino in St. Peter’s," in Giovanni Morello, ed., La basilica di San Pietro. Fortuna e immagine, Rome, 2012, 245-313. Reprinted in extenso in Lavin, Bernini at St. Peters. The Pilgrimage (Visible Spirit III), London, 2012, 41-130.