000 00281nam a2200121Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aShashkin A
245 4 _aThe Euler Characteristic
260 _bMir Pubs Moscow
_c1984
300 _a94p
650 _aMathematics
942 _cBK
999 _c31025
_d31025