00550nam a2200169Ia 4500003000900000008004100009040001600050080002200066245010100088260003000189300001500219490002600234650004100260650002600301650003200327700002100359IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a082.2:52bIAU-S15 0aProblems of extra-galactic researchcedited by G. C. McVittie                                     aNew YorkbMacmillanc1962  axii, 450p.  aIAU Symposium; no. 15  aAstronomy and Astrophysics Thesaurus  aExtragalactic objects  aExtragalactic radio sources  aThewlis, J., ed.