@article{1183734631,
author = {Fitch, Frederic B.},
title = {The System $C\Delta$ of Combinatory Logic},
journal = {J. Symbolic Logic},
volume = {28},
number = {1},
year = {1963},
pages = { 87-97},
language = {en},
url = {http://dml.mathdoc.fr/item/1183734631}
}
Fitch, Frederic B. The System $C\Delta$ of Combinatory Logic. J. Symbolic Logic, Tome 28 (1963) no. 1, pp. 87-97. http://gdmltest.u-ga.fr/item/1183734631/