1. The type-theoretic interpretation of constructive set theory: inductive definitions;Aczel,1986
2. Constructive Analysis;Bishop,1985
3. T. Coquand, Formal spaces with posets, 1996 (preprint)
4. Inductively generated formal topologies;Coquand;Ann. Pure Appl. Logic,2003
5. A general formulation of simultaneous inductive-recursive definitions in type theory;Dybjer;J. Symbolic Logic,2000