00265nam a2200121Ia 45000030006000000080041000060400015000471000023000622450020000852600009001055460012001140050017001260STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aHalmos Paul, R. Ed  aAlgebraic logic  c1962  aEnglish20220125165920.0