@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/