Wirth, Richard 3.3 Chemistry and Physics of Earth Materials, 3.0 Geodynamics and Geomaterials, Departments, GFZ Publication Database, Deutsches GeoForschungsZentrum;
Wirth, R. (1994): Microstructure of quarz in partally inverted coesite from high-pressure metamorphic rocks, (San Francisco Press), 52nd Annual Meeting of the Microscopy Society of America (New Orleans, 1994).