00807nam0-22003011i-450-990002557130403321000255713FED01000255713(Aleph)000255713FED0100025571320000920d1972----km-y0itay50------baENGTheory of sets and topologyin honour of Felix Hausdorffedited by Gunter Asser.BerlinVEB1972.525 p.25 cmGeometriaTopologia516Hausdorff,Felix19751Asser,GunterITUNINARICAUNIMARCBK990002557130403321MXXVI-D-42184MASMASTheory of sets and topology437050UNINAING01