Studia Logica

Konev, B. and Kontchakov, Roman and Wolter, F. and Zakharyaschev, M. (2006) On dynamic topological and metric logics. Studia Logica 84 (1), pp. 129-160. ISSN 0039-3215.

The Bulletin of Symbolic Logic

Kontchakov, Roman and Kurucz, A. and Zakharyaschev, M. (2005) Undecidability of first-order intuitionistic and modal logics with two variables. The Bulletin of Symbolic Logic 11 (5), p. 428. ISSN 1079-8986.

The journal of Symbolic Logic

Chagrov, A.V. and Zakharyaschev, M. (1993) The undecidability of the disjunction property of propositional logics and other related problems. The journal of Symbolic Logic 58 (3), pp. 967-1002. ISSN 0022-4812.