1. Explicit substitution;Abadi;J. Funct. Program.,1991
2. The semantics of reflected proof;Allen,1990
3. An Introduction to Mathematical Logic and Type Theory: To Truth Through Proof;Andrews,2002
4. Syntax for free: representing syntax with binding using parametricity;Atkey,2009
5. Unembedding domain-specific languages;Atkey,2009