Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{CMJ_1997__47_1_a11, author = {Nebesk\'y, Ladislav}, title = {Geodesics and steps in a connected graph}, journal = {Czechoslovak Mathematical Journal}, pages = {149--161}, publisher = {mathdoc}, volume = {47}, number = {1}, year = {1997}, mrnumber = {1435613}, zbl = {0898.05041}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMJ_1997__47_1_a11/} }
Nebeský, Ladislav. Geodesics and steps in a connected graph. Czechoslovak Mathematical Journal, Tome 47 (1997) no. 1, pp. 149-161. http://geodesic.mathdoc.fr/item/CMJ_1997__47_1_a11/