"Logique symbolique et mathématique." . . "Mathematik." . . . . "Symposion on Mathematical Interpretation of Formal Systems (1954 : Amsterdam)" . . . "Logika szimbolikus." . . "Wiskundig Genootschap onder de Zinspreuk: \"Een Onvermoeide Arbeid Komt Alles te Boven.\" Amsterdam." . . . "Symposion on Mathematical Interpretation of Formal Systems (1954. Amsterdam, Países Bajos)" . . . "Symposion on \"Mathematical interpretation of formal systems\" ((Amsterdam) : 09/10-09-1954)" . . . "Lògica matemàtica." . . "Lògica matemàtica" . "Matematikai logika." . . "Logica simbolica." . . "Mathematical Society. Amsterdam." . . "Wiskundig Genootschap de Zinspreuk; \"Een Onvermoeide Arbeid Komt Alles te Boven,\" Amsterdam." . . "Formale Methode." . . "Teoria de models" . . "Wiskundig Genootschap, onder de zinspreuk : \"Een onvermoeide arbeid komt alles te boven\". Amsterdam." . . "Mathematische logica." . . "Lógica simbólica y matemática Congresos." . . "Logika symboliczna i matematyczna konferencje." . . "Mathematische Logik." . . "Logique symbolique et mathématique Congrès." . . "Wiskundig Genootschap." . . . . . . . . "Mathematical interpretation of formal systems : [Symposion on \"Mathematical interpretation of formal systems\"at Amsterdam on September 9 and 10, 1954]" . . . . . . . . . . . . "Mathematical interpretation of formal systems" . "Mathematical interpretation of formal systems"@en . . . . . . . . . . . . . . "Electronic books"@en . . . . . "Mathematical interpretation of formal systems : [lectures, held at the symposion on \"Mathematical interpretation of formal systems\" which was organized by the \"Wiskundig genootschap\" (Mathematical society) at Amsterdam on September 9 and 10, 1954]" . . . . . . . "Formales System" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Conference papers and proceedings" . "Conference papers and proceedings"@en . . . . . "Mathematical Interpretation of formal systems" . . . .