1. Semantical Analysis of Modal Logic (abstract);Kripke;The Journal of Symbolic Logic,1959
2. Semantical Analysis of Modal Logic I. Normal Modal Propositional Calculi;Kripke;Zeitschrift für Mathematische Logik und Grundlagen der Mathemathik,1963
3. Semantical Considerations on Modal and Intuitionistic Logic;Kripke;Acta Philosophica Fennica,1963
4. The Undecidability of Monadic Modal Quantification Theory;Kripke;Zeitschrift für Mathematische Logik und Grundlagen der Mathematik,1962
5. The Independence of the Continuum Hypothesis;Cohen;Proceedings of the National Academy of Sciences, U.S.A.,1963