(Lecture Notes, Volume III,Santa Fe Institute), Addison-Wesley Pub.Cy., Reading, Mass., 1993. 330 pages.
Ed. InterEditions - Paris 1991.
World scientific pub. Co 2007, ISBN :10 981 270 548 1, 351 pages. Pour se procurer cet ouvrage : http://www.worldscibooks.com/chaos/6372.html