TY  - BOOK
AU  - Kutepov, A.
AU  - Rubanov, A.
TI  - Problems in geometry
U1  - 516.076 
PY  - 1974///
CY  - Moscow
PB  - Mir
KW  - Geometry- Problems
KW  - Polyhidrons
KW  - Triangles
ER  -