1. Editorial

   • Jürgen Dix
   • Jorge Lobo

   Legacy Pages: 161 - 164

2. Building a knowledge base: an example

   • Michael Gelfond
   • Alfredo Gabaldon

   OriginalPaper Pages: 165 - 199

3. Tabling for non‐monotonic programming

   • Terrance Swift

   OriginalPaper Pages: 201 - 240

4. Logic programs with stable model semantics as a constraint programming paradigm

   • Ilkka Niemelä

   OriginalPaper Pages: 241 - 273

5. An empirical study of the 4‐valued Kripke–Kleene and 4‐valued well‐founded semantics in random propositional logic programs

   • Chris Giannella
   • John Schlipf

   OriginalPaper Pages: 275 - 309

6. Semantics and expressiveness of disjunctive ordered logic

   • Francesco Buccafurri
   • Nicola Leone
   • Pasquale Rullo

   OriginalPaper Pages: 311 - 337

7. Computing extended abduction through transaction programs

   • Katsumi Inoue
   • Chiaki Sakama

   OriginalPaper Pages: 339 - 367

8. Nested expressions in logic programs

   • Vladimir Lifschitz
   • Lappoon R. Tang
   • Hudson Turner

   OriginalPaper Pages: 369 - 389

9. From logic programming towards multi‐agent systems

   • Robert Kowalski
   • Fariba Sadri

   OriginalPaper Pages: 391 - 419