00309nam a2200133Ia 45000030006000000080041000060400015000471000039000622450026001012500010001272600009001375460012001460050017001580STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aRamamoorthi, S.; Rajagopalan, P.R.  aModern Physics Vol- I  aFirst  c1973  aEnglish20220125170218.0