00315nam a2200133Ia 45000030006000000080041000060400015000471000018000622450053000802500010001332600009001435460012001520050017001640STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aShorter, L.R.  aProblems and worked solutions in Vector analysis  aFirst  c1961  aEnglish20220125170113.0