The Physics and chemistry of interstellar molecular clouds : mm and sub-mm observations in astrophysics : proceedings of a symposium held at Zermatt, Switzerland, 22-25 September 1988 to commemorate the 600th anniversary of the University of Cologne and the 20th anniversary of the Gornergrat Observatory / G. Winnewisser, J.T. Armstrong (eds.). (Lecture notes in physics)
The Physics and chemistry of interstellar molecular clouds : mm and sub-mm observations in astrophysics : proceedings of a symposium held at Zermatt, Switzerland, 22-25 September 1988 to commemorate the 600th anniversary of the University of Cologne and the 20th anniversary of the Gornergrat Observatory / G. Winnewisser, J.T. Armstrong (eds.).
"Lectures and posters presented at the Cologne-Zermatt Symposium on 'the Physics and Chemistry of Interstellar Molecular Clouds' held in the Triftbach...
"Lectures and posters presented at the Cologne-Zermatt Symposium on 'the Physics and Chemistry of Interstellar Molecular Clouds' held in the Triftbachhalle in Zermatt"--Pref.