TY - BOOK AU - Perryman M. A. C., ed. ED - International Colloquium on Scientific Aspects of the Hipparcos Space Astrometry Mission TI - Scientific aspects of the Hipparcos space astrometry mission: proceedings of an International colloquium held in Strasbourg, France on 22-23 February 1982 T2 - ESA SP; 177 PY - 1982/// CY - Paris PB - European Space Agency KW - Astronomy and astrophysics thesaurus KW - Space astrometry KW - Space observatories ER -