00306nam a2200145Ia 45000030006000000080041000060400015000471000016000622450025000782500006001032600016001093000006001255460012001310050017001430STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aGupta, B.D.  aMathematical Physics  a4  bVikasc2010  a0  aEnglish20220125170111.0