- Sam Buss, Bounded Arithmetic, Local Search, and Local Improvement.
- Joël Combase, Sedki Boughattas, and Jean-Pierre Ressayre, A Silver Like Perfect Set Theorem With an Application to Borel Model Theory.
- A. Cordon-Franco, A. Fernandez-Margarit, and F.F. Lara-Martin, On the Optimality of a Conservation Theorem of L.D. Beklemishev.
- A. Cordon-Franco, A. Fernandez-Margarit, and F.F. Lara-Martin, Conservation Results for Finite Sets of Conditional Sentences.
- Bruno Courcelle, Undecidable Extensions of Monadic Second Order Logic over Words Using Cardinality Set Predicates Relative to Recursive Sets.
- Costas Dimitracopoulos, On a Problem of J. Paris ( continued )
- Daniel Leivant, The Comprehension Cube.
