Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1989__39_3_a1, author = {Ba\v{c}a, Martin}, title = {On magic labellings of type $(1,1,1)$ for three classes of plane graphs}, journal = {Mathematica slovaca}, pages = {233--239}, publisher = {mathdoc}, volume = {39}, number = {3}, year = {1989}, mrnumber = {1016339}, zbl = {0681.05026}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1989__39_3_a1/} }
Bača, Martin. On magic labellings of type $(1,1,1)$ for three classes of plane graphs. Mathematica slovaca, Tome 39 (1989) no. 3, pp. 233-239. http://geodesic.mathdoc.fr/item/MASLO_1989__39_3_a1/