TY  - BOOK
AU  - Formin,Dmitri Vladimirovich
AU  - Genkin,Sergey Aleksandrovich
AU  - Itenberg,I.V.
AU  - Saul,Mark
ED  - American Mathematical Society
TI  - Mathematical circles: (Russian experience) 
T2  - Mathematical world
SN  - 0821804308 (papel alcalino)
AV  - QA95 F6513 1996
PY  - 1996///]
CY  - Providence, Rhode Island
PB  - American Mathematical Society
KW  - Matemáticas recreativas
ER  -