Joan Backus Liszt's "Sposalizio". A Study in Musical Perspective in: 19th Century Music, Bd. 12, 1988, S. 173–183
Andrew Bonner Liszt's "Les Préludes" and "Les Quatre Élémens". A Reinvestigation in: 19th Century Music, Bd. 10, 1986, S. 95–107