Hanna Wróblewska-Straus, Mária Eckhardt Chopin and Liszt. An Exhibition Organized in Cooperation with the Franz Liszt Memorial Museum in Budapest Warschau 1995
Mária Eckhardt The Liszt Thematic Catalogue in Preparation: Results and Problems in: Studia Musicologica Academiae Scientiarum Hungaricae, Bd. 34, 1992, S. 221-230
Andrew Bonner Liszt's "Les Préludes" and "Les Quatre Élémens". A Reinvestigation in: 19th Century Music, Bd. 10, 1986, S. 95–107