00835nam0-22003011i-450-990001046000403321000104600FED01000104600(Aleph)000104600FED0100010460020000920d1966----km-y0itay50------baengTopological GroupsL.S. Pontryagintranslated from the russian by Arlen Brown2nd ed.New York [etc.]Gordon and Breach1966Teoria dei gruppiPrincipi di simmetria512Pontrjagin,Lew S.347086Brown,ArlenITUNINARICAUNIMARCBK99000104600040332110A-037.0015221FI1FI1Topological Groups341100UNINAING01