@article{DE_1975_11_2_a5,
     author = {Yu. I. Domshlak},
     title = {The oscillatory properties of the solutions of quasilinear and linear second order differential equations in {Hilbert} space and in {Euclidean} space},
     journal = {Differencialʹnye uravneni\^a},
     pages = {255--261},
     publisher = {mathdoc},
     volume = {11},
     number = {2},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1975_11_2_a5/}
}