@article{1093891880,
author = {Seldin, Jonathan P.},
title = {Arithmetic as a study of formal systems.},
journal = {Notre Dame J. Formal Logic},
volume = {16},
number = {1},
year = {1975},
pages = { 449-464},
language = {en},
url = {http://dml.mathdoc.fr/item/1093891880}
}
Seldin, Jonathan P. Arithmetic as a study of formal systems.. Notre Dame J. Formal Logic, Tome 16 (1975) no. 1, pp. 449-464. http://gdmltest.u-ga.fr/item/1093891880/