@article{1183498070, author = {MacLane, Saunders}, title = {Hilbert-Bernays on Proof-Theory}, journal = {Bull. Amer. Math. Soc.}, volume = {41}, number = {12}, year = {1935}, pages = { 162-165}, language = {en}, url = {http://dml.mathdoc.fr/item/1183498070} }
MacLane, Saunders. Hilbert-Bernays on Proof-Theory. Bull. Amer. Math. Soc., Tome 41 (1935) no. 12, pp. 162-165. http://gdmltest.u-ga.fr/item/1183498070/