@article{IVM_2011_9_a3,
     author = {V. P. Derevenskii},
     title = {Trigonometric solutions of nonlinear first-order ordinary differential equations over {a~Banach} algebra},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {30--43},
     publisher = {mathdoc},
     number = {9},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2011_9_a3/}
}