000 00324nam a2200121Ia 4500
008 240112s9999 xx 000 0 und d
082 _aWHE-R
_b547
100 _aWheland, George Willard
245 0 _aResonance in organic chemistry
260 _a London
_bJohn Wiley & Sons
_c1961
650 _aOrganic chemistry
942 _cBK
999 _c41267
_d41267