@article{1183383713, author = {Bernstein, B. A.}, title = {Remark on Nicod's Reduction of Principia Mathematica}, journal = {J. Symbolic Logic}, volume = {2}, number = {2}, year = {1937}, pages = { 165-166}, language = {en}, url = {http://dml.mathdoc.fr/item/1183383713} }
Bernstein, B. A. Remark on Nicod's Reduction of Principia Mathematica. J. Symbolic Logic, Tome 2 (1937) no. 2, pp. 165-166. http://gdmltest.u-ga.fr/item/1183383713/