Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1990__40_1_a0, author = {Topp, Jerzy}, title = {Geodetic line, middle and total graphs}, journal = {Mathematica slovaca}, pages = {3--9}, publisher = {mathdoc}, volume = {40}, number = {1}, year = {1990}, mrnumber = {1094966}, zbl = {0734.05071}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1990__40_1_a0/} }
Topp, Jerzy. Geodetic line, middle and total graphs. Mathematica slovaca, Tome 40 (1990) no. 1, pp. 3-9. http://geodesic.mathdoc.fr/item/MASLO_1990__40_1_a0/