00754nam a2200205Ia 4500003000900000008004100009020001800050040001600068080001500084100002600099245017700125260003400302300001500336490003900351650001500390700002700405942000700432999001700439952009200456IN-BaIIA211028s9999    xx            000 0 eng d  a3-540-67436-5  cIIA Library  a521.9bWAL  aWalter, Hans G924108 0aAstrometry of fundamental cataloguesbthe evolution from optical to radio reference framescHans G. Walter and Ojars J. Sovers                                                aBerlinbSpringer-Verlagc2000  axiv, 231p.  aAstronomy and astrophysics library  aAstrometry  aSovers, Ojars J924109  cBK  c13724d13724  00104070aBANbBANcGENd0000-00-00l0o521.9/ WALp14643r2021-11-05w0000-00-00yBK