@article{DE_1992_28_11_a5,
     author = {N. G. Dokuchaev},
     title = {Integral estimates for solutions of ordinary differential equations in the case of a break on the boundary of the domain},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1890--1900},
     publisher = {mathdoc},
     volume = {28},
     number = {11},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1992_28_11_a5/}
}