COGNITIVA 90 : at the crossroads of artificial intelligence, cognitive science and neuroscience : proceedings of the Third COGNITIVA Symposium, Madrid, Spain, 20-23 November, 1990 / organized by AFCET - Association Française pour Cybernétique Economique et Technique, Cognitiva - Association COGNITIVA ; ed. by Teuvo Kohonen, Françoise Fogelman-Soulie.