Volume 50, Number 1, July 2004
Volume 50, Number 2, August 2004
, Gunter Saake
: Dynamically evolving concurrent information systems specification and validation: a component-based Petri nets proposal.
: A note on the axiomatics of theories in parthood.
Volume 50, Number 3, September 2004
Peter P. Chen
: Editorial introduction by the Editor-in-Chief.
Lotfi A. Zadeh
: A note on web intelligence, world knowledge and fuzzy logic.
Reind P. van de Riet
: The future refereeing process in Cyberspace of the Data & Knowledge Engineering Journal: an attempt in guaranteeing security and privacy on three levels.