1. G. Boole, An Investigation of the Laws of Thought on Which Are Founded the Mathematical Theories of Logic and Probabilities.,MacMillan, Londres. 1854. Reprint. Dover. New York, 1958.
2. E. Coumet, Logique, mathématiques et langage dans l’oeuvre de G. Boole, (parts I, II, III), Mathématiques et sciences humaines, 15, 16, 17, (1966),1–14, 1–14, 1–12.
3. S. B. Diagne, Boole, l’oiseau de nuit en plein jour, Belin, Paris. (1989).
4. I. Grattan-Guinness, La psychologie dans les fondements de la logique et des mathématiques. In De la méthode (M. Serfati ed.). Presses Universitaires Franc-Comtoises. Besancon, (2002), 215–246.
5. I. Grattan-Guinness, Wiener on the logics of Russell and Schr
$$\ddot {o}$$
der. An account of his Doctoral Thesis, and of his discussion of it with Russell, Annals of Science, 32–2,(1975), 103–132.