TY  - BOOK
AU  - Viro,O.Ya
AU  - Ivanov,O.A.
AU  - Netsvetaev,N.Yu
AU  - Kharlamov,V.M.
TI  - Elementary topology: problem textbook
SN  - 9780821845066
U1  - 514 V81E 
PY  - 2008///
CY  - Rhode Island
PB  - American Mathematical Society
KW  - General topology
KW  - Mathematics
KW  - Topological properties
N1  - Including index:395-400p
ER  -