@article{1183740774, author = {Hatcher, William S. and Hodgson, Bernard R.}, title = {Complexity Bounds on Proofs}, journal = {J. Symbolic Logic}, volume = {46}, number = {1}, year = {1981}, pages = { 255-258}, language = {en}, url = {http://dml.mathdoc.fr/item/1183740774} }
Hatcher, William S.; Hodgson, Bernard R. Complexity Bounds on Proofs. J. Symbolic Logic, Tome 46 (1981) no. 1, pp. 255-258. http://gdmltest.u-ga.fr/item/1183740774/