1. Explicit substitutions;Abadi;J. Funct. Programming,1991
2. An efficient interpreter for the lambda-calculus;Aiello;J. comput. Syst. Sci.,1981
3. Metalogical frameworks;Basin,1993
4. A polymorphic λ-calculus with type: type;Cardelli;Technical Report,1986
5. Typechecking dependent types and subtypes;Cardelli,1987