@article{1183730568, author = {Goodman, Nelson}, title = {The Logical Simplicity of Predicates}, journal = {J. Symbolic Logic}, volume = {14}, number = {1}, year = {1949}, pages = { 32-41}, language = {en}, url = {http://dml.mathdoc.fr/item/1183730568} }
Goodman, Nelson. The Logical Simplicity of Predicates. J. Symbolic Logic, Tome 14 (1949) no. 1, pp. 32-41. http://gdmltest.u-ga.fr/item/1183730568/