00273nam a2200121Ia 45000030006000000080041000060400015000471000027000622450024000892600009001135460012001220050017001340STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aSuryanarayana Iyer, S.  aAnalytical geometry  c1951  aEnglish20220125170010.0