Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1958_119_3_a2, author = {R. \`E. Vinograd}, title = {Conjugate {Lyapunov} norms}, journal = {Doklady Akademii Nauk}, pages = {415--417}, publisher = {mathdoc}, volume = {119}, number = {3}, year = {1958}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1958_119_3_a2/} }
R. È. Vinograd. Conjugate Lyapunov norms. Doklady Akademii Nauk, Tome 119 (1958) no. 3, pp. 415-417. http://geodesic.mathdoc.fr/item/DAN_1958_119_3_a2/