00293nam a2200121Ia 45000030006000000080041000060400015000471000017000622450054000792600009001335460012001420050017001540STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aMathur, S.M.  aNew text book of analytical solid geometry vol II  c1971  aEnglish20220125170013.0