00423nam a2200157Ia 4500003000900000008004100009040001600050080002100066100001200087245005000099260003400149300001000183650001400193650004100207650001700248IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a047.1:52bVIA-25  aP. Beer 0aVistas in astronomy vol. 25cP. Beer..[et.al]  aOxford,bPergamon Pressc1981  a426p.  aAstronomy  aAstronomy and Astrophysics thesaurus  aAstrophysics