@article{GDZPPN002286432,
title = {Undecidable Problems of Elementary Number Theory.},
journal = {Mathematische Annalen},
volume = {136},
year = {1958},
pages = {160-169},
zbl = {0081.24703},
url = {http://dml.mathdoc.fr/item/GDZPPN002286432}
}
Kemeny, J.G. Undecidable Problems of Elementary Number Theory.. Mathematische Annalen, Tome 136 (1958) pp. 160-169. http://gdmltest.u-ga.fr/item/GDZPPN002286432/