Volume 9, Number 1, February 1999
Robert F. Stärk:
A Direct Proof of the Completeness of SLDNF-Resolution.
47-61
D. Walton:
Applying Labelled Deductive Systems and Multi-Agent Systems to Source-Based Argumentation.
63-80
Volume 9, Number 2, April 1999
Orna Kupferman:
Augmenting Branching Temporal Logics with Existential Quantification over Atomic Propositions.
135-147
Maarten Marx:
Complexity of Products of Modal Logics.
197-214
Volume 9, Number 3, June 1999
Description Logics
Volume 9, Number 4, August 1999
Karl Schlechta:
A Topological Construction of a Non-smooth Model of Cumulativity.
457-462
Volume 9, Number 5, October 1999
Yde Venema:
Points, Lines and Diamonds: A two-sorted Modal Logic for Projective Planes.
601-621
Reinhard Kahle:
Frege Structures for Partial Applicative Theories.
683-700
Volume 9, Number 6, December 1999
Arnon Avron:
On the Expressive Power of Three-Valued and Four-Valued Languages.
977-994