00308nam a2200121Ia 45000030006000000080041000060400015000471000020000622450050000822600025001325460012001570050017001690STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aRosenbaum, R.A.  aIntroduction to projective and modern algebra  bAddison Wesleyc1963  aEnglish20220125170016.0