@article{1077469838, author = {Sabidussi, Gert}, title = {The lexicographic product of graphs}, journal = {Duke Math. J.}, volume = {28}, number = {1}, year = {1961}, pages = { 573-578}, language = {en}, url = {http://dml.mathdoc.fr/item/1077469838} }
Sabidussi, Gert. The lexicographic product of graphs. Duke Math. J., Tome 28 (1961) no. 1, pp. 573-578. http://gdmltest.u-ga.fr/item/1077469838/