Peirce, C. S., "[On Junctures and Fractures in Logic]" (editors' title for MS 427 (the new numbering system), Fall–Winter 1882), and "Letter, Peirce to O. H. Mitchell" (L 294, 21 December 1882), Writings of Charles S. Peirce, v. 4, "Junctures" on pp. 391–393 (Google preview) and the letter on pp. 394–399 (Google preview). See Sowa, John F. (1997), "Matching Logical Structure to Linguistic Structure", Studies in the Logic of Charles Sanders Peirce, Nathan Houser, Don D. Roberts, and James Van Evra, editors, Bloomington and Indianapolis: Indiana University Press, pp. 418–444, see 420, 425, 426, 428.
Smullyan, Raymond M. (1968), "Prenex Tableaux", First-Order Logic, Berlin, Heidelberg: Springer Berlin Heidelberg, pp. 117–121, ISBN978-3-642-86720-0, retrieved 2024-07-10
