1. A finitary treatment of the closed fragment of Japaridze’s provability logic;Beklemishev;Journal of Logic and Computation,2005
2. Provability algebras and proof-theoretic ordinals, I;Beklemishev;Annals of Pure and Applied Logic,2004
3. Reflection principles and provability algebras in formal arithmetic;Beklemishev;Uspekhi Matematicheskikh Nauk,2005
4. L.D. Beklemishev, On the Craig interpolation and the fixed point property for GLP. Logic Group Preprint Series 262, University of Utrecht, December 2007. http://preprints.phil.uu.nl/lgps/
5. Modal Logic;Blackburn,2001