00340nam a2200121Ia 45000030006000000080041000060400015000471000018000622450081000802600028001615460012001890050017002010STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aNarayan, A.L.  aAbsorption spectra and their bearing on the structure of atoms and molecules  bMadras universityc1925  aEnglish20220125170147.0