1. Another elementary treatment of Girard's result connecting the slow and fast growing hierarchies of number-theoretic functions;Aczel,1980
2. A term rewriting characterization of polytime and related complexity classes;Beckmann;Arch. Math. Logic,1995
3. Three contributions to the conference on Recent Advances in Proof Theory;Buchholz,1980
4. Subrecursive hierarchies and ordinals;Cichon,1986
5. Termination proofs and complexity characterisations;Cichon,1992