Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1980_28_4_a10, author = {V. Ya. Burdyuk and N. G. Novikova}, title = {A {Steiner} problem on finite sets}, journal = {Matemati\v{c}eskie zametki}, pages = {583--588}, publisher = {mathdoc}, volume = {28}, number = {4}, year = {1980}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1980_28_4_a10/} }
V. Ya. Burdyuk; N. G. Novikova. A Steiner problem on finite sets. Matematičeskie zametki, Tome 28 (1980) no. 4, pp. 583-588. http://geodesic.mathdoc.fr/item/MZM_1980_28_4_a10/