00299nam a2200121Ia 45000030006000000080041000060400015000471000024000622450044000862600018001305460012001480050017001600STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aSinha, H.L.; Others  aAnalytical geometry of three dimensions  bS.Chandc1968  aEnglish20220125170014.0