@article{1093891413, author = {Raggio, Andr\'es R.}, title = {A simple proof of Herbrand's theorem.}, journal = {Notre Dame J. Formal Logic}, volume = {15}, number = {1}, year = {1974}, pages = { 487-488}, language = {en}, url = {http://dml.mathdoc.fr/item/1093891413} }
Raggio, Andrés R. A simple proof of Herbrand's theorem.. Notre Dame J. Formal Logic, Tome 15 (1974) no. 1, pp. 487-488. http://gdmltest.u-ga.fr/item/1093891413/