Editions Salinas , Rio de Janeiro
L'Harmattan, Paris, 2003, 252 p., ISBN 2-7475-2837-5.
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.