00735nam0-22002771i-450-990001159210403321000115921FED01000115921(Aleph)000115921FED0100011592120000920d1962----km-y0itay50------baengRecent Soviet Contributions to MathematicsNew YorkMacmillan1962Editori:La Salle-LefschetzMatematica generaleITUNINARICAUNIMARCBK9900011592104033215-G-284841MA1MA100A0500BXXRecent Soviet contributions to mathematics339731UNINAING01