Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1971_200_4_a9, author = {L. V. Ovsyannikov}, title = {A nonlinear {Cauchy} problem in a scale of {Banach} spaces}, journal = {Doklady Akademii Nauk}, pages = {789--792}, publisher = {mathdoc}, volume = {200}, number = {4}, year = {1971}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1971_200_4_a9/} }
L. V. Ovsyannikov. A nonlinear Cauchy problem in a scale of Banach spaces. Doklady Akademii Nauk, Tome 200 (1971) no. 4, pp. 789-792. http://geodesic.mathdoc.fr/item/DAN_1971_200_4_a9/