@article{DE_1995_31_4_a9,
     author = {P. E. Zhidkov and V. Zh. Sakbaev},
     title = {On the existence of a countable set of solutions of a certain nonlinear boundary value problem},
     journal = {Differencialʹnye uravneni\^a},
     pages = {630--640},
     publisher = {mathdoc},
     volume = {31},
     number = {4},
     year = {1995},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1995_31_4_a9/}
}