00606nam a22002177a 4500 SNU 20150616191343.0 150616b xxu||||| |||| 00| 0 eng d 048660747x ;Elenor Donation : US. 514 ALE ;Aleksandrov, P. S. Elementary concepts of topology. / P. S. Aleksandrov. New York , Dover ,[1961]. 57 pages 22 cm. ;Topology. ; Elementary Concepts of Topology. ; Aleksandrov,P S . ; Elenor Donation. ddc BOOK 42899 42899 0 0 ddc 0 0 SNUL SNUL 2015-06-16 Elinor Donation 0.00 4 2 514 ALE 17218 2025-01-31 00:00:00 2024-11-11 2015-06-16 BOOK