1. Explicit substitutions;Abadi;Journal of Functional Programming,1991
2. The undecidability of the second order predicate unification problem;Amiot;Archive for mathematical logic,1990
3. Classical type theory;Andrews,2001
4. Resolution in type theory;Andrews;The Journal of Symbolic Logic,1971
5. An introduction to mathematical logic and type theory: to truth through proof;Andrews,1986