000 00258nam a2200109Ia 4500
008 160710s1950 xx 000 0 und d
100 _aWEYL, H
245 _aTHEORY OF GROUPS AND QUANTUM MECHANICS
260 _bDOVER
_c1950
300 _a422
942 _2ddc
_cB
999 _c44050
_d44050