00293nam a2200121Ia 45000030006000000080041000060400015000471000019000622450036000812600025001175460012001420050017001540STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aRamanathan, A.  aElements of analytical geometry  bRamanathan, A.c1943  aEnglish20220125170013.0