00315nam a2200133Ia 45000030006000000080041000060400015000471000041000622450030001032500010001332600009001435460012001520050017001640STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aNarayanamurti, M.; Krishna Rao, V.V.  aElectricity and magnetism  aThird  c1970  aEnglish20220125170203.0