00885nam a2200217Ia 4500003000900000008004100009020001800050040001600068080002200084111010800106245020200214260004200416300001400458490002600472650004100498650001400539650002800553650002500581700002400606710003700630IN-BaIIA211028s9999    xx            000 0 eng d  a90-277-0456-2  cIIA Library  a082.2:52bIAU-S63  aInternational Astronomical Union Symposium (Copernicus Symposium)n2ndcCracow, Polandd1973 Sep. 10-12 0aConfrontation of cosmological theories with observational databproceedings of the IAU symposium (Copernicus symposium) no. 63, held in Cracow, Poland, September 10-12, 1973cedited by M.S. Longair  aDordrechtbD. Reidel Publishingc1974  axi, 382p.  aIAU Symposium; no. 63  aAstronomy and Astrophysics Thesaurus  aCosmology  aObservational cosmology  aObserving techniques  aLongair, M. S., ed.  aInternational Astronomical Union