@article{DE_1987_23_3_a27,
     author = {V. F. Safonov},
     title = {Multipoint resonance in a strongly nonlinear singularly perturbed system of differential equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {529--530},
     publisher = {mathdoc},
     volume = {23},
     number = {3},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1987_23_3_a27/}
}