000 00267nam a2200109Ia 4500
008 190711s9999 xx 000 0 und d
082 _a510.024 E27
100 _aEFIMOV,A.V
245 0 _aHIGHER MATHEMATICS
260 _aMOSCOW
_bMIR Publishers
_c1984
942 _cBK
_2DDC
999 _c20278
_d20278