Geodesic
The monoid of strong endomorphisms of a graph.
Semigroup forum, Tome 49 (1994) no. 2, pp. 143-150.

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

Mots-clés : undirected graphs, monoid of strong endomorphisms, idempotents, inverses 
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     author = {W. Li},
     title = {The monoid of strong endomorphisms of a graph.},
     journal = {Semigroup forum},
     pages = {143--150},
     publisher = {mathdoc},
     volume = {49},
     number = {2},
     year = {1994},
     zbl = {0808.20055},
     url = {http://geodesic.mathdoc.fr/item/SF_1994__49_2_135343/}
}
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W. Li. The monoid of strong endomorphisms of a graph.. Semigroup forum, Tome 49 (1994) no. 2, pp. 143-150. http://geodesic.mathdoc.fr/item/SF_1994__49_2_135343/