01045nam0 2200301 450 00001982720081124173431.0354067436520081124d2000----km-y0itay50------baengDEy-------001yyAstrometry of fundamental cataloguesthe evolution from optical to radio reference framesHans G. Walter, Ojars J. SoversBerlinSpringer2000XIV, 231 p.ill.24 cmAstronomy and astrophysics libraryPhysics and Astronomy2001Astronomy and astrophysics libraryAstrometry of fundamental catalogues33954Astrometria52220Astronomia pratica e astronomia sfericaWalter,Hans G.632444Sovers,Ojars J.632445ITUNIPARTHENOPE20081113RICAUNIMARC000019827G 522/1G 367DSA2008Astrometry of fundamental catalogues33954UNIPARTHENOPE