000 00337nam a2200121Ia 4500
008 230721s9999||||xx |||||||||||||| ||und||
041 _aeng
082 _a512.4
_bN93 SEH
100 _a Sehgal, S. K.
_98090
245 0 _a Units in integral group rings
_c Sehgal, S. K.
260 _b Longman Scientific and Technical
_c1993
942 _cBK
999 _c14534
_d14534