Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{NUMA_1966__9_131741, author = {B. PENKOV and BL. SENDOV}, title = {Hausdorffsche {Metrik} und {Approximationen.}}, journal = {Numerische Mathematik}, pages = {214--226}, publisher = {mathdoc}, volume = {9}, year = {1966}, url = {http://geodesic.mathdoc.fr/item/NUMA_1966__9_131741/} }
B. PENKOV; BL. SENDOV. Hausdorffsche Metrik und Approximationen.. Numerische Mathematik, Tome 9 (1966), pp. 214-226. http://geodesic.mathdoc.fr/item/NUMA_1966__9_131741/