Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{CMUC_1968__9_1_a5, author = {Hell, Pavol}, title = {Rigid undirected graphs with given number of vertices}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {51--69}, publisher = {mathdoc}, volume = {09}, number = {1}, year = {1968}, mrnumber = {0229542}, zbl = {0167.22101}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMUC_1968__9_1_a5/} }
Hell, Pavol. Rigid undirected graphs with given number of vertices. Commentationes Mathematicae Universitatis Carolinae, Tome 09 (1968) no. 1, pp. 51-69. http://geodesic.mathdoc.fr/item/CMUC_1968__9_1_a5/