000 00297nam a2200121Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aBugrov S And Nikolsky S M
245 2 _aA Collection Of Problems
260 _bMir Pubs Moscow
_c1984
300 _a190p
650 _aMathematics
942 _cBK
999 _c30919
_d30919