@article{IVM_1974_12_a2,
     author = {S. D. Milusheva and D. D. Bainov},
     title = {A~justification of the averaging method for a~certain nonlinear boundary value problem},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {19--28},
     publisher = {mathdoc},
     number = {12},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1974_12_a2/}
}