00860nam a2200217Ia 4500 IN-BaIIA 211028s9999 xx 000 0 eng d 90-277-1318-9 IIA Library 523.64 COM Colloquium on Chemical Evolution 5th U.S.A. 1980 Oct. 29 - 31 12381 Comets and the origin of life proceedings of the fifth College Park colloquium on Chemical Evolution, University of Maryland, College Park, Maryland, U.S.A. October 29th to 31st, 1980 edited by Cyril Ponnamperuma Dordrecht D. Reidel Publishing 1980 vii, 282p. Astronomy and astrophysics thesaurus Comets 755 Origin of life 3519 Solar system Ponnamperuma, Cyril, ed. 9461 BK 7233 7233 0 0 0 0 BAN BAN GEN 1982-12-08 0 523.64/ COM 8033 2021-11-05 1982-12-08 BK