1. Anonymous (1797) Encyclopædia Britannica, or, A Dictionary of Arts, Sciences, and Miscellaneous Literature; …, 18 vols, 3rd ed. Edinburgh: Bell & Macfarquhar (31797).
2. Alcock, Lara (2013). How to Study as a Mathematics Major, Oxford: Oxford UP (2013).
3. Arnauld, Antoine & Pierre Nicole (1662). La Logique, ou l’art de penser, in: Œuvres de messire Antonine Arnauld, I–XLI, ed. G. D. Bellegrade & J. Hautefage, Paris: Darnay (1775–1783; repr. Bruxelles: Culture & Civilisation (1964–1967)), vol. xli, pp. 99–416; first Paris: Desprez (1662).
4. Ascoli, Giulio (1895). “I fondamenti dell’algebra,” in: Rendiconti di Reale Istituto Lombardo di scienze e lettere, Serie II, XXVIII (1895), pp. 1060–1071.
5. Bachmann, Paul (1892). Vorlesungen über die Natur der Irrationlazahlen, Leipzig: Teubner (1892).