00325nam a2200133Ia 45000030006000000080041000060400015000471000018000622450053000802500010001332600019001435460012001620050017001740STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aBellamy, A.J.  aIntroduction to conservation of orbital symmetry  aFirst  bLongmansc1974  aEnglish20220125170316.0