@article{GDZPPN001264907,
title = {Prime properties of the smallest ideal of \ss N.},
journal = {Semigroup forum},
volume = {53},
year = {1996},
pages = {357-364},
zbl = {0867.22002},
url = {http://dml.mathdoc.fr/item/GDZPPN001264907}
}
Hindman, N.; Strauss, D. Prime properties of the smallest ideal of ßN.. Semigroup forum, Tome 53 (1996) pp. 357-364. http://gdmltest.u-ga.fr/item/GDZPPN001264907/