Voir la notice de l'article provenant de la source Sociedad Colombiana de Matemáticas
@misc{RCM_2007_41_2_a8, title = {Unmixed bipartite graphs}, journal = {Revista colombiana de matematicas}, pages = {393--395}, publisher = {mathdoc}, volume = {41}, number = {2}, year = {2007}, url = {http://geodesic.mathdoc.fr/item/RCM_2007_41_2_a8/} }
Unmixed bipartite graphs. Revista colombiana de matematicas, Tome 41 (2007) no. 2, pp. 393-395. http://geodesic.mathdoc.fr/item/RCM_2007_41_2_a8/