TY  - BOOK
ED  - European Space Agency
TI  - Hipparcos and Tycho catalogues: vol. 1, Introduction and the guide to the data
T2  - ESA SP-1200
SN  - 92-9092-399-7
PY  - 1997///
CY  - Netherlands
PB  - European Space Agency
KW  - Catalog-Hipparcos and Tycho, Star-Catalog, Hipparcos and Tycho catalogues
ER  -