1. Varela Fr, Thompson E, Rosch E. L'inscription corporelle de l'Esprit (1991). Paris: Seuil, 1993.
2. Feltz B, Lambert D. Entre le corps et l'esprit. Liège: Mardaga. 1994.
3. Fava G.A. The concept of psychosomatic disorder. A reassessment is overdue. Proceedings 20th Europ conf. Psychosom. Research. Ghent: 1994.
4. Lipowsky. (1977), quoted by Fava (cf 8).
5. Engel. (1997), quoted by Fava (cf 8).