Konferenzbeitrag
Wilhelm, K.; the Consortium, S.: Observations of the solar atmosphere by the SUMER spectrometer on SOHO. In: First Advances in Solar Physics Euroconference: Advances in the Physics of Sunspots, S. 259 - 267 (Hg. Schmieder; B.; Iniesta, d. T.; C., J.; Vázquez et al.). Soc. Pacific, San Francisco (1997)