00778nam0-22002531i-450-990001190810403321000119081FED01000119081(Aleph)000119081FED0100011908120000920d1976----km-y0itay50------baengMathematical Cosmology and Extragalactic Astronomyby SEGAL I.E.New York [etc.]Academic Press1976Monographs and textbooks in pure and applied mathematics68Segal,Irving Ezra47280ITUNINARICAUNIMARCBK990001190810403321C-27-(6817525MA1MA1Mathematical Cosmology and Extragalactic Astronomy341238UNINAING01