Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{DCG_1993__10_2_131265, author = {N. Alon and Y. Azar}, title = {On-Line {Steiner} {Trees} in the {Euclidean} {Plane.}}, journal = {Discrete & computational geometry}, pages = {113--122}, publisher = {mathdoc}, volume = {10}, number = {2}, year = {1993}, zbl = {0774.68088}, url = {http://geodesic.mathdoc.fr/item/DCG_1993__10_2_131265/} }
N. Alon; Y. Azar. On-Line Steiner Trees in the Euclidean Plane.. Discrete & computational geometry, Tome 10 (1993) no. 2, pp. 113-122. http://geodesic.mathdoc.fr/item/DCG_1993__10_2_131265/