Revue HERMES (CNRS - ISCC)
CNRS Edition, 2011, ISBN 978 2 271 07220B7, 313 pages.
The University of Chicago Press, Chicago (Supplement of october 1986 issue of "the Journal of Business"), 1985, 355 pages.
Ed. Hermés, revue d'Intelligence artificielle Vol 16, N° 4-5 , 2002, 220 pages