Geodesic
Universal expansion of semigroup varieties by regular involution.
Semigroup forum, Tome 46 (1993) no. 1, pp. 152-159.

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

Mots-clés : universal category, category of algebras, universal variety, semigroup varieties, expansion by regular involution, regular involution semigroup 
@article{SF_1993__46_1_135227,
     author = {V. Koubek},
     title = {Universal expansion of semigroup varieties by regular involution.},
     journal = {Semigroup forum},
     pages = {152--159},
     publisher = {mathdoc},
     volume = {46},
     number = {1},
     year = {1993},
     zbl = {0780.20038},
     url = {http://geodesic.mathdoc.fr/item/SF_1993__46_1_135227/}
}
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V. Koubek. Universal expansion of semigroup varieties by regular involution.. Semigroup forum, Tome 46 (1993) no. 1, pp. 152-159. http://geodesic.mathdoc.fr/item/SF_1993__46_1_135227/