TY - BOOK AU - Lieske, J. H. AU - Abalakin, V. K TI - Inertial coordinate system on the sky T2 - IAU symposium; no. 141 SN - 0-7923-0787-9 PY - 1990/// CY - Dordrecht PB - Kluwer Academic KW - Astrometry KW - Astronomy and Astrophysics thesaurus KW - Coordinate systems KW - Reference systems ER -