Voir la notice de l'article provenant de la source Math-Net.Ru
@article{TRSPY_1969_105_a8, author = {P. I. Lizorkin and S. M. Nikol'skii}, title = {Compactness of sets of differentiable functions}, journal = {Informatics and Automation}, pages = {168--177}, publisher = {mathdoc}, volume = {105}, year = {1969}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TRSPY_1969_105_a8/} }
P. I. Lizorkin; S. M. Nikol'skii. Compactness of sets of differentiable functions. Informatics and Automation, Investigations in the theory of differentiable functions of many variables and its applications. Part III, Tome 105 (1969), pp. 168-177. http://geodesic.mathdoc.fr/item/TRSPY_1969_105_a8/