00327nam a2200133Ia 45000030006000000080041000060400015000471000022000622450042000842500010001262600028001365460012001640050017001760STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aWillmore, T.J..E.  aIntroduction to differential geometry  aFirst  bOxford universityc1978  aEnglish20220125170011.0