00685nam0-22002771i-450-990001299880403321000129988FED01000129988(Aleph)000129988FED0100012998820000920d1957----km-y0itay50------baengSet Theoryby HAUSDORFF F.New YorkChelsea1957Teoria degli insiemiHausdorff,Felix19751ITUNINARICAUNIMARCBK9900012998804033217-F-302608MA1MA104-0104-02Set Theory354643UNINAING01