FIPA - Conference and Journal Papers: Papers related to the FIPA Agent Communication Language and Related Standards.
FIPA - Towards a Standard for Software Agents - O'Brien and Nicol R.: Paper (PDF) describing the FIPA standard (see also www.fipa.org)
Knowledge Sharing Effort of the Logic Group at Stanford University: Describes efforts to automate the interoperation of agents using knowledge sharing languages.
The current landscape of Agent Communication Languages, Labrou Y., Finin T., and Peng Y.: Paper describing semantics of FIPA and KQML