Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1962_145_6_a6, author = {Yu. S. Kolesov and M. A. Krasnosel'skii}, title = {Lyapunov stability and equations with concave operators}, journal = {Doklady Akademii Nauk}, pages = {1217--1220}, publisher = {mathdoc}, volume = {145}, number = {6}, year = {1962}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1962_145_6_a6/} }
Yu. S. Kolesov; M. A. Krasnosel'skii. Lyapunov stability and equations with concave operators. Doklady Akademii Nauk, Tome 145 (1962) no. 6, pp. 1217-1220. http://geodesic.mathdoc.fr/item/DAN_1962_145_6_a6/