@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/