Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1981_17_6_a2, author = {G. N. Mil'shtein}, title = {Quadratic {Ljapunov} functionals for systems with aftereffect}, journal = {Differencialʹnye uravneni\^a}, pages = {984--993}, publisher = {mathdoc}, volume = {17}, number = {6}, year = {1981}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1981_17_6_a2/} }
G. N. Mil'shtein. Quadratic Ljapunov functionals for systems with aftereffect. Differencialʹnye uravneniâ, Tome 17 (1981) no. 6, pp. 984-993. http://geodesic.mathdoc.fr/item/DE_1981_17_6_a2/