@article{1183386559, author = {Bernays, Paul}, title = {Review: Frederic B. Fitch, The Consistency of the Ramified Principia}, journal = {J. Symbolic Logic}, volume = {4}, number = {1}, year = {1939}, pages = { 97-98}, language = {en}, url = {http://dml.mathdoc.fr/item/1183386559} }
Bernays, Paul. Review: Frederic B. Fitch, The Consistency of the Ramified Principia. J. Symbolic Logic, Tome 4 (1939) no. 1, pp. 97-98. http://gdmltest.u-ga.fr/item/1183386559/