1
The Hot Universe [E-Book] : Proceedings of the 188th Symposium of the International Astronomical Union Held in Kyoto, Japan, August 26–30, 1997 /
2
New Horizons from Multi-Wavelength Sky Surveys [E-Book] : Proceedings of the 179th Symposium of the International Astronomical Union, Held in Baltimore, U.S.A., August 26–30, 1996 /
3
Highlights of Astronomy [E-Book] : As Presented at the XXIIIrd General Assembly of the IAU, 1997 /
...International Astronomical Union / Union Astronomique Internationale ;...

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4
CO: Twenty-Five Years of Millimeter-Wave Spectroscopy [E-Book] : Proceedings of the 170th Symposium of the International Astronomical Union, Held in Tucson, Arizona, May 29–June 5, 1995 /
5
Fundamental Stellar Properties: The Interaction Between Observation and Theory [E-Book] : Proceedings of the 189th Symposium of the International Astronomical Union, Held at the Women’s College, University of Sydney, Australia, 13–17 January 1997 /
6
Herbig-Haro Flows and the Birth of Low Mass Stars [E-Book] : Proceedings of the 182nd Symposium of the International Astronomical Union, Held in Chamonix, France, 20–26 January 1997 /
7
Reports on Astronomy [E-Book] : Transactions of the International Astronomical Union Volume XXIIIA /
...International Council of Scientific Unions / International Astronomical Union / Union Astronomique Internationale ;...

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8
Astrophysical Applications of Gravitational Lensing [E-Book] : Proceedings of the 173rd Symposium of the International Astronomical Union, Held in Melbourne, Australia, 9–14 JULY, 1995 /
9
Unsolved Problems of the Milky Way [E-Book] : Proceedings of the 169th Symposium of the International Astronomical Union, held in the Hague, the Netherlands, August 23–29, 1994 /
10
Examining the Big Bang and Diffuse Background Radiations [E-Book] : Proceedings of the 168th Symposium of the International Astronomical Union, Held in the Hague, The Netherlands, August 23–26, 1994 /
11
Transactions of the International Astronomical Union, Volume XXIIB [E-Book] : Proceeding of the Twenty-Second General Assembly, The Hague 1994 /
12
Stellar Populations [E-Book] : Proceedings of the 164th Symposium of the International Astronomical Union, held in the Hague, The Netherlands, August 15–19, 1994 /
13
Wolf-Rayet Stars: Binaries, Colliding Winds, Evolution [E-Book] : Proceedings of the 163rd Symposium of the International Astronomical Union, Held in La Biodola, Elba, Italia, May 2–6, 1994 /
14
New Developments in Array Technology and Applications [E-Book] : Proceedings of the 167th Symposium of the International Astronomical Union, held in the Hague, the Netherlands, August 23–27, 1994 /
15
Astronomical and Astrophysical Objectives of Sub-Milliarcsecond Optical Astrometry [E-Book] : Proceedings of the 166th Symposium of the International Astronomical Union, Held in the Hague, The Netherlands, August 15–19, 1994 /
16
Asteroids, Comets, Meteors 1993 [E-Book] : Proceedings of the 160th Symposium of the International Astronomical Union, Held in Belgirate, Italy, June 14–18, 1993 /
17
Very High Angular Resolution Imaging [E-Book] : Proceedings of the 158th Symposium of the International Astronomical Union, held at the Women’s College, University of Sydney, Australia, 11–15 January 1993 /
18
Pulsation, Rotation and Mass Loss in Early-Type Stars [E-Book] : Proceedings of the 162nd Symposium of the International Astronomical Union, Held in Antibes-Juan-Les-Pins, France, October 5–8, 1993 /
19
Infrared Solar Physics [E-Book] : Proceedings of the 154th Symposium of the International Astronomical Union, Held in Tucson, Arizona, U.S.A., March 2–6, 1992 /
20
Developments in Astrometry and Their Impact on Astrophysics and Geodynamics [E-Book] : Proceedings of the 156th Symposium of the International Astronomical Union Held in Shanghai, China, September 15–19, 1992 /