1. Alker (Hayward), 1982, «Standard logicversus dialectial logic. Which is better for scientific political discourse?», communication au 12e congrès mondial de l’Association internationale de science politique, Rio de Janeiro, 8–15 août.
2. Archives du forum électronique d’Internet «comp.ai.fuzzy», articles nos 40, 124, 1555, 2072. Coordonnées FTP: ftp.cs.cmu.edu; user/ai/pubs/news/comp.ai.fuzzy.
3. Ashmore (Malcolm), 1993, «The theatre of the blind. Starring a Promethean prankster, a phoney phenomenon, a prism, a pocket, and a piece of wood»,Social Studies of science, vol. 23, p. 67–106.
4. Barwise (Jon) etEtchemendy (John), 1987,The Liar. An essay on truth and circularity, Oxford, Oxford University Press.
5. Black (Max), 1937, «Vagueness. An exercise in logical analysis»,Philosophy of science, vol. 4,4, oct., p. 427–455.