@article{DE_1970_6_10_a8,
     author = {V. S. Klimov},
     title = {A certain class of boundary value problems for nonlinear differential equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1818--1823},
     publisher = {mathdoc},
     volume = {6},
     number = {10},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1970_6_10_a8/}
}