Highlights of Astronomy As Presented at the XXIInd General Assembly of the IAU, 1994 Appenzeller, Immo Innbundet / 1995 / Engelsk
Transactions of the International Astronomical Union Proceeding of the Twenty-Second General Assembly, The Hague 1994 Appenzeller, Immo Innbundet / 1996 / Engelsk
Highlights of Astronomy As Presented at the XXIInd General Assembly of the IAU, 1994 Appenzeller, Immo Heftet / 1995 / Engelsk
Reports on Astronomy Transactions of the International Astronomical Union Volume XXIIIA Appenzeller, Immo Innbundet / 1997 / Engelsk
Reports on Astronomy Transactions of the International Astronomical Union Volume XXIIIA Appenzeller, Immo Heftet / 2012 / Engelsk
Transactions of the International Astronomical Union Proceeding of the Twenty-Second General Assembly, The Hague 1994 Appenzeller, Immo Heftet / 1996 / Engelsk
Circumstellar Matter Proceedings of the 122nd Symposium of the International Astronomical Union Held in Heildelberg, F.R.G., June 23–27, 1986 Appenzeller, Immo Heftet / 1987 / Engelsk
Circumstellar Matter Proceedings of the 122nd Symposium of the International Astronomical Union Held in Heildelberg, F.R.G., June 23–27, 1986 Appenzeller, Immo Innbundet / 1987 / Engelsk
Evolution of Galaxies Astronomical Observations Proceedings of the Astrophysics School I, Organized by the European Astrophysics Doctoral Network at Les Houches, France, 5–16 September 1988 Appenzeller, Immo Heftet / 2013 / Engelsk
