Gottschalk, Matthias 3.3 Chemistry and Physics of Earth Materials, 3.0 Geodynamics and Geomaterials, Departments, GFZ Publication Database, Deutsches GeoForschungsZentrum;
Gottschalk, M. (1994): Tremolite-tschermakite solid solutions: syntheses of large crystals and maximum tschermakite content as function of paragenesis, Geological Society of America Annual Meeting (Seattle 1994).