00302nam a2200121Ia 45000030006000000080041000060400015000471000020000622450038000822600031001205460012001510050017001630STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aEdinghton, A.S.  aMathematical theory of relativity  bCambridge universityc1963  aEnglish20220125170021.0