Strong order equivalence Wolfgang FaberKathrin Konczak OriginalPaper 12 September 2006 Pages: 43 - 78
A generalization of the Lin-Zhao theorem Paolo FerrarisJoohyung LeeVladimir Lifschitz OriginalPaper 20 September 2006 Pages: 79 - 101
Conceptual logic programs Stijn HeymansDavy Van NieuwenborghDirk Vermeir OriginalPaper 13 September 2006 Pages: 103 - 137
Possibilistic uncertainty handling for answer set programming Pascal NicolasLaurent GarciaClaire Lefèvre OriginalPaper 16 September 2006 Pages: 139 - 181
Answer set based design of knowledge systems Marcello BalducciniMichael GelfondMonica Nogueira OriginalPaper 13 September 2006 Pages: 183 - 219