00297nam a2200121Ia 45000030006000000080041000060400015000471000027000622450025000892600032001145460012001460050017001580STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aChattopadhyay, P.K. Ed  aMathematical Physics  bNew age internationalc2001  aEnglish20220125170126.0