3000 Å bump of type I Seyfert galaxies and its appearance on colour-colour diagram.

30000000 Year Extinctions SNC Meteorites and Asteroids in Small Orbits

300x Faster Matlab using MatlabMPI

308 Polyxo: ISO-SWS spectrum up to 26 micron

30SiO in the interstellar medium

30th Annual Meeting of the AAS Division on Dynamical Astronomy, Estes Park, CO (USA), 28 Apr - 1 May 1999. Abstracts of presented papers.

30th Annual Meeting of the Division for Planetary Sciences of the American Astronomical Society, Madison, WI (USA), 11 - 16 Oct 1998. Abstracts of presented papers.

30th Meeting of the Division for Planetary Sciences of the American Astronomical Society

30th Meeting of the Division of Dynamical Astronomy of the American Astronomical Society

31 neue Veräderliche

31 neue Veräerliche

31 neue veränderliche Sterne

31.1907 Aurigae

31.4 day periodicity in Cyg X-3 ASM-data: evidence for a tertiary body or precessing disc ?

31.4- and 89.6-GHz flux density measurements of extragalactic radio sources

31.4-GHz flux density measurements of a complete sample of sources from the 5-GHz S5 survey

31.4-GHz flux density measurements of variable radio-sources.

316 neue Veränderlilche

318 000 km/s : on a mesuré la vitesse de la gravité

318-MHz variability of complete samples of extragalactic radio sources