Paul Allen Bertagnolli A Newly Discovered Source for Franz Liszt's "Chöre zu Herder's "Entfesseltem Prometheus" in: The Journal of Musicology, Bd. 19, 2002, S. 125–170
Paul Allen Bertagnolli Amanuensis or Author? The Liszt-Raff Collaboration Revisited in: 19th Century Music, Bd. 26, 2002, S. 23–51
Edwin M. Good Giraffes, Black Dragons, and Other Pianos. A Technological History from Christofori to the Modern Concert Grand Stanford 2001