WeGA, Briefe, Digitale Edition
author: Mahler, Gustav
availability: Creative Commons Attribution 4.0 International (CC BY 4.0) (http://creativecommons.org/licenses/by/4.0/)

CDN, London, Ontario, University of Western Ontario, Music Library, Mahler-Rosé collection, E2-MF-55

NZfM, Jg. 116, H. 12 (1955), S. 131–132
Gustav Mahler, Briefe, hg. von Herta Blaukopf, 2. Aufl., Wien 1996, S. 87f.
Gustav Mahler, Liebste Justi! Briefe an die Familie, hg. von Stephen McClatchie, Bonn 2006, S. 82f.