00290nam a2200121Ia 45000030006000000080041000060400015000471000021000622450047000832600009001305460012001390050017001510STCL150530s9999 xx 000 0 und d aSTCLcSTCL aNeumann Von John aLOgic theory of sets and quantum mechanics c1961 aEnglish20220125170019.0