@article{IVM_1960_6_a9,
     author = {V. I. Zubov},
     title = {Periodic and almost periodic forced oscillations arising from the action of an external force},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {93--102},
     publisher = {mathdoc},
     number = {6},
     year = {1960},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1960_6_a9/}
}