Geodesic
Permutable duo semigroups.
Semigroup forum, Tome 28 (1984), pp. 155-172.

Voir la notice de l'article provenant de la source European Digital Mathematics Library

Mots-clés : chain of congruences, lattice of congruences, permutable congruences, permutable duo semigroups, commutative nilsemigroup 
@article{SF_1984__28_134648,
     author = {A. Varisco and A. Cherubini},
     title = {Permutable duo semigroups.},
     journal = {Semigroup forum},
     pages = {155--172},
     publisher = {mathdoc},
     volume = {28},
     year = {1984},
     zbl = {0524.20040},
     url = {http://geodesic.mathdoc.fr/item/SF_1984__28_134648/}
}
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A. Varisco; A. Cherubini. Permutable duo semigroups.. Semigroup forum, Tome 28 (1984), pp. 155-172. http://geodesic.mathdoc.fr/item/SF_1984__28_134648/