TY  - BOOK
AU  - Negut, Andrei
TI  - Problems for the mathematical olympiads: from the first team selection test to the IMO
SN  - 978-93-80663-95-1
U1  - 510 
PY  - 2014///
CY  - Kolkata
PB  - Levant Books
KW  - MATHEMATICS
ER  -