000 00446nam a2200145Ia 4500
008 211224s9999 xx 000 0 und d
020 _a9783540674368
082 _a522 WAL
100 _aWalter, Hans G
245 0 _aAstrometry of fundamental catalogues : the evolution from optical to radio reference frames
260 _aNew York:
_bSpringer,
_c2000
300 _axiv, 231 p. : ill. ; 25 cm
650 _aAstrometry
700 _aSovers, Ojars J
999 _c23421
_d23421