Ladd, Christine (1883). "On the Algebra of Logic". In Peirce, C. S. (ed.). Studies in Logic by Members of the Johns Hopkins University. Boston: Little, Brown & Company. pp. 17–71.
Peano, G. (1894). Notations de logique mathématique. Introduction au formulaire de mathématique. Turin: Fratelli Boccna. Reprinted in Peano, G. (1958). Opere Scelte, Volume II. Roma: Edizioni Cremonese. pp. 123–176.
Huntington, E. V. (1904). "Sets of Independent Postulates for the Algebra of Logic". Transactions of the American Mathematical Society. 5 (3): 288–309. doi:10.1090/S0002-9947-1904-1500675-4.
ГРАДШТЕЙН, И. С. (1959) [1936]. ПРЯМАЯ И ОБРАТНАЯ ТЕОРЕМЫ: ЭЛЕМЕНТЫ АЛГЕБРЫ ЛОГИКИ (in Russian) (3 ed.). МОСКВА: ГОСУДАРСТВЕННОЕ ИЗДАТЕЛЬСТВО ФИЗИКа-МАТЕМАТИЧЕСКОЙ ЛИТЕРАТУРЫ. Translated as Gradshtein, I. S. (1963). Direct and Converse Theorems: The Elements of Symbolic Logic. Translated by Boddington, T. Oxford, London, New York and Paris: Pergamon Press.
Aloni, Maria (2016). "Disjunction". In Zalta, Edward N. (ed.). The Stanford Encyclopedia of Philosophy (Winter 2016 ed.). Metaphysics Research Lab, Stanford University. Retrieved 2020-09-03.