David Friddle Franz Liszt and Hector Berlioz. Conducting, interpretation and two underappreciated legacies in: American Choral Review, Bd. 58, 2019, S. 1-13
David Friddle Liszt's Music for the "Pope Among Instruments" in: The American Organist, Bd. 40, 2006, S. 110–116
Robert Stevenson Liszt's "Favorite" California Pupil. Hugo Mansfeldt (1844–1932). Part I in: JALS, Bd. 21, 1987, S. 42–58
Robert Stevenson Liszt's "Favorite" California Pupil. Hugo Mansfeldt (1844–1932). Part II in: JALS, Bd. 22, 1987, S. 27–45
Robert Stevenson Liszt in the Iberian Penisula in: Inter-American Music Review, Bd. 7, Frühling-Sommer 1986, S. 3–22
Robert Stevenson Liszt 's "Favorite" California Pupil. Hugo Mansfeldt (1844–1932) in: Inter-American Music Review, Bd. 7, 1986, S. 33–78