Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{CMUC_1997__38_1_a2, author = {Kilpel\"ainen, T.}, title = {Smooth approximation in weighted {Sobolev} spaces}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {29--35}, publisher = {mathdoc}, volume = {38}, number = {1}, year = {1997}, mrnumber = {1455468}, zbl = {0886.46035}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMUC_1997__38_1_a2/} }
Kilpeläinen, T. Smooth approximation in weighted Sobolev spaces. Commentationes Mathematicae Universitatis Carolinae, Tome 38 (1997) no. 1, pp. 29-35. http://geodesic.mathdoc.fr/item/CMUC_1997__38_1_a2/