00270nam a2200121Ia 45000030006000000050017000060080041000230400015000641000019000792450022000982600016001205460012001360STCL20220125170130.0150530s9999    xx            000 0 und d  aSTCLcSTCL  aMajumdar, S.D.  aQuantum mechanics  bVikasc1995  aEnglish