00286nam a2200121Ia 45000030006000000080041000060400015000471000017000622450019000792600037000985460012001350050017001470STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aFraser, R.J.  aMolecular rays  bCambridge university pressc1931  aEnglish20220125170222.0