intelligence-complexite.org
Ed. Eska, Pans, 1997. 156 pages.
(Rapport Exploratoire), Ed. C.C.E., Programme FAST, Bruxelles, 1991. 208 p.
Ed. InterEditions - Paris 1991.
Editions L'harmattan, 2010, ISBN 978 2 296 11738 9, 247 pages