00263nam a2200121Ia 45000030006000000080041000060400015000471000018000622450023000802600009001035460012001120050017001240STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aMaxwell, E.A.  aDeductive geometry  c1962  aEnglish20220125170016.0