1. The German Solar Telescopes at the Observatorio del Teide, Vistas;Schröter;Astronomy,1985
2. The gradient of the small-scale velocity fluctuation in the solar atmosphere;Nesis;Astron. Astrophys.,1987
3. Spectroscopy of the Solar Photosphere with High Spatial Resolution;Wiehr;Astron. Astrophys.,1988
4. Solar Research and Programs of the DFG at Observatorio del Teide;Mattig;Astron. Lett. and Communications,1990
5. Spatially resolved Spectra of Solar Granules;Holweger,1989