@article{1093958753,
author = {Krom, Melven R.},
title = {A property of sentences that define quasi-order.},
journal = {Notre Dame J. Formal Logic},
volume = {7},
number = {1},
year = {1966},
pages = { 349-352},
language = {en},
url = {http://dml.mathdoc.fr/item/1093958753}
}
Krom, Melven R. A property of sentences that define quasi-order.. Notre Dame J. Formal Logic, Tome 7 (1966) no. 1, pp. 349-352. http://gdmltest.u-ga.fr/item/1093958753/