↑ Marguin, Jean (1994). Histoire des instruments et machines à calculer, trois siècles de mécanique pensante 1642–1942 (bằng tiếng Pháp). Hermann. tr. 48. ISBN978-2-7056-6166-3.
↑ d'Ocagne, Maurice (1893). Le calcul simplifié (bằng tiếng Pháp). Gauthier-Villars et fils. tr. 245.
↑ Mourlevat, Guy (1988). Les machines arithmétiques de Blaise Pascal (bằng tiếng Pháp). Clermont-Ferrand: La Française d'Edition et d'Imprimerie. tr. 12.
↑ “Blaise Pascal”. Catholic Encyclopedia. Truy cập ngày 23 tháng 2 năm 2009.
↑ Hald, Anders A History of Probability and Statistics and Its Applications before 1750, (Wiley Publications, 1990) pp.44
↑ Devlin, Keith, The Unfinished Game: Pascal, Fermat, and the Seventeenth-Century Letter that Made the World Modern, Basic Books; 1 edition (2008), ISBN 978-0-465-00910-7, p. 20.
↑ Miel, Jan. Pascal and Theology. (Baltimore: Johns Hopkins University Press, 1969), p. 124
↑ Richard H. Popkin, Paul Edwards (ed.), Encyclopedia of Philosophy, 1967 edition, s.v. "Pascal, Blaise.", vol. 6, p. 52–55, New York: Macmillan
1 2 Vincent Carraud (author of Pascal et la philosophie, PUF, 1992), Le jansénisme, Société des Amis de Port-Royal, on-line since June 2007 (tiếng Pháp)
↑ Pascal, Blaise. Oeuvres complètes. (Paris: Seuil, 1960), p. 618
↑ MathPages, Hold Your Horses. For the sources on which the hypothesis of a link between a carriage accident and Pascal's second conversion is based, and for a sage weighing of the evidence for and against, see Henri Gouhier, Blaise Pascal: Commentaires, Vrin, 1984, pp. 379ff.
