Mária P. Eckhardt Franz Liszt and his Godson Francis Korbay. New Documents in the Liszt Ferenc Memorial Museum, Budapest in: JALS, Bd. 54–56, 2005, S. 85–101
Mária P. Eckhardt, Rena Charnin Mueller (Catalogue of) "Works" in: The New Grove Dictionary, herausgegeben von Stanley Sadie, London, New York 2001, S. 785–872
Rey M. Longyear Structural Issues in Liszt's Philosophical Symphonic Poems in: Analecta Lisztiana I. Liszt and His World. Proceedings of the International Liszt Conference held at the Virginia Polytechnic Institute and State University 20-23 May 1993, herausgegeben von Michael Saffle, Stuyvesant (New York) 1998, S. 217-246
Mária P. Eckhardt Liszt's Contribution to the Breitkopf Chopin Edition in: Analecta Lisztiana II. New Light on Liszt and His Music. Essays in Honor of Alan Walker's 65th Birthday, herausgegeben von Michael Saffle, James Deaville, Stuyvesant (New York) 1997, S. 167–180
Rey M. Longyear Liszt's Philosophical Symphonic Poems. Their Intellectual History in: JALS, Bd. 32, 1992, S. 42–51
Rey M. Longyear, Kate R. Covington Liszt, Mahler, and a Remote Tonal Relationship in Sontata Form in: Studien zur Instrumentalmusik. Lothar Hoffmann-Erbrecht zum 60. Geburtstag, herausgegeben von Anke Bingmann (u.a.), Tutzing 1988, S. 457–468
Mária P. Eckhardt Liszt Ferenc Memorial Museum. Liszt Ferenc Academy of Music, Budapest Catalogue 1986
Mária P. Eckhardt Franz Liszt's music manuscripts in the National Széchényi Library, Budapest Budapest 1986