Editions L'harmattan, 2010, ISBN 978 2 296 11738 9, 247 pages
Editions de l'Aube, (F. 84240), 1994. 187 p. (Collection DATAR. FBH. Monde en cours).
Volume V of the Santa Fé Institute Studies in the Sciences of Complexity, AddisonWesley Pub. Cy. N.Y. 1988. 317 p.