00536nam a2200169Ia 4500003000900000008004100009020001800050040001600068080001800084100002000102245008400122260004800206300001300254650004100267650003000308650002800338IN-BaIIA211028s9999    xx            000 0 eng d  a0-521-34094-2  cIIA Library  a524.3-13bJAS  aJaschek, Carlos 0aData in astronomycJaschek, Carlos                                               aCambridgebCambridge University Pressc1989  ax, 198p.  aAstronomy and astrophysics thesaurus  aAstronomy-data processing  aObservational astronomy