000 00296nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a537.5
_bCOO
100 _aCook, D B
245 0 _aStructures and approximations for electrons in molecules
260 _aNew York
_bJohn Wiley
_c1978
942 _cBK
999 _c31244
_d31244