@article{1183731786, author = {Martin, Norman M.}, title = {The Sheffer Functions of 3-Valued Logic}, journal = {J. Symbolic Logic}, volume = {19}, number = {1}, year = {1954}, pages = { 45-51}, language = {en}, url = {http://dml.mathdoc.fr/item/1183731786} }
Martin, Norman M. The Sheffer Functions of 3-Valued Logic. J. Symbolic Logic, Tome 19 (1954) no. 1, pp. 45-51. http://gdmltest.u-ga.fr/item/1183731786/