00731nam0-22002651i-450-990001301560403321000130156FED01000130156(Aleph)000130156FED0100013015620000920d1967----km-y0itay50------baengBoundary Value Problems of Mathematical Physicsby STAKGOLD I.New York [etc.]Macmillan1967Volume IStakgold,Ivar44702ITUNINARICAUNIMARCBK9900013015604033214-F-187220MA1MA134BXXBoundary Value Problems of Mathematical Physics335428UNINAING01