81
Interstellar Dust [E-Book] : Proceedings of the 135th Symposium of the International Astronomical Union, Held in Santa Clara, California, July 26–30, 1988 /
82
Planetary Nebulae [E-Book] : Proceedings of the 131st Symposium of the International Astronomical Union, Held in Mexico City, Mexico, October 5–9, 1987 /
83
Highlights of Astronomy [E-Book] : As presented at the XXth General Assembly of the IAU, 1988 /
...International Astronomical Union / Union Astronomique Internationale ;...

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84
Atmospheric Diagnostics of Stellar Evolution: Chemical Peculiarity, Mass Loss, and Explosion [E-Book] : Proceedings of the 108th Colloquium of the International Astronomical Union, Held at the University of Tokyo, Japan, 1–4 September 1987 /
85
Physics of Formation of FeII Lines Outside LTE [E-Book] : Proceedings of the 94th Colloquium of the International Astronomical Union Held in Anacapri, Capri Island, Italy, 4–8 July 1986 /
86
Literature 1987, Part 2 [E-Book] /
Esser, U.
1988
... of the International Astronomical Union ;...

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87
Literature 1988, Part 1 [E-Book] /
Esser, U.
1988
... of the International Astronomical Union ;...

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88
Resolute and Undertaking Characters: The Lives of Wilhelm and Otto Struve [E-Book] /
89
The Few Body Problem [E-Book] : Proceedings of the 96th Colloquium of the International Astronomical Union Held in Turku, Finland, June 14–19, 1987 /
90
Bioastronomy — The Next Steps [E-Book] : Proceedings of the 99th Colloquium of the International Astronomical Union held in Balaton, Hungary, June 22-27, 1987 /
91
The Symbiotic Phenomenon [E-Book] : Proceedings of the 103rd Colloquium of the International Astronomical Union, Held in Torun, Poland, August 18–20, 1987 /
92
Wide Components in Double and Multiple Stars [E-Book] : Proceedings of the 97th Colloquium of the International Astronomical Union held in Brussels, Belgium, 8–13 June, 1987 /
93
Advances in Helio- and Asteroseismology [E-Book] : Proceedings of the 123th Symposium of the International Astronomical Union, Held in Aarhus, Denmark, July 7–11, 1986 /
94
The Harlow-Shapley Symposium on Globular Cluster Systems in Galaxies [E-Book] : Proceedings of the 126th Symposium of the International Astronomical Union, Held in Cambridge, Massachusetts, U.S.A., August 25–29, 1986 /
95
Cataclysmic Variables. Recent Multi-Frequency Observations and Theoretical Developments [E-Book] : Proceedings of IAU Colloquium No. 93, held in Bamberg, F.R.G., June 16–19, 1986 /
96
Observational Cosmology [E-Book] : Proceedings of the 124th Symposium of the International Astronomical Union, Held in Beijing, China, August 25–30, 1986 /
97
Structure and Dynamics of Elliptical Galaxies [E-Book] : Proceedings of the 127th Symposium of the International Astronomical Union Held in Princeton, U.S.A., May 27–31, 1986 /
98
Literature 1987, Part 1 [E-Book] /
...Astronomy and Astrophysics Abstracts, Astronomy and Astrophysics Abstracts is Prepared Under the Auspices of the International Astronomical Union ;...

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Radiation Hydrodynamics in Stars and Compact Objects [E-Book] : Proceedings of Colloquium No. 89 of the International Astronomical Union Held at Copenhagen University June 11–20, 1985 /
100
Third Asian-Pacific Regional Meeting of the International Astronomical Union [E-Book] : September 30–October 5 1984, Kyoto, Japan Part 1 /