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@article{DAN_1991_321_2_a12, author = {P. I. Naumkin and I. A. Shishmarev}, title = {On the asymptotic behavior as $t\to\infty$ of solutions of some}, journal = {Doklady Akademii Nauk}, pages = {290--293}, publisher = {mathdoc}, volume = {321}, number = {2}, year = {1991}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1991_321_2_a12/} }
P. I. Naumkin; I. A. Shishmarev. On the asymptotic behavior as $t\to\infty$ of solutions of some. Doklady Akademii Nauk, Tome 321 (1991) no. 2, pp. 290-293. http://geodesic.mathdoc.fr/item/DAN_1991_321_2_a12/