Charles McCarty
with Fisher, D. (2016)., Reconstructing a logic from tractatus: Wittgenstein's variables and formulae, in S. Costreie (ed.), Early analytic philosophy, Dordrecht, Springer, pp. 301-324.
(2011)., Proofs and constructions, in G. Sommaruga (ed.), Foundational theories of classical and constructive mathematics, Dordrecht, Springer, pp. 209-225.
(2008)., The new intuitionism, in P. Boldini, M. Bourdeau & G. Heinzmann (eds.), One hundred years of intuitionism (1907–2007), Dordrecht, Springer, pp. 37-49.
(1981). Wittgenstein on the foundations of mathematics. Grazer Philosophische Studien 14, pp. 165-175.