00306nam a2200133Ia 45000030006000000080041000060400015000471000016000622450045000782500011001232600009001345460012001430050017001550STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aStott, R.W.  aElectronic theory and chemical reactions  aFourth  c1962  aEnglish20220125170316.0