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@article{MZM_2000_67_6_a4, author = {A. I. Gerko}, title = {Asymptotically recurrent solutions to $\beta$-differential equations}, journal = {Matemati\v{c}eskie zametki}, pages = {837--851}, publisher = {mathdoc}, volume = {67}, number = {6}, year = {2000}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_2000_67_6_a4/} }
A. I. Gerko. Asymptotically recurrent solutions to $\beta$-differential equations. Matematičeskie zametki, Tome 67 (2000) no. 6, pp. 837-851. http://geodesic.mathdoc.fr/item/MZM_2000_67_6_a4/