@article{DE_1974_10_8_a6,
     author = {R. G. Koplatadze},
     title = {A note on the conjugacy of the solutions of higher order differential inequalities and equations with retarded argument},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1400--1405},
     publisher = {mathdoc},
     volume = {10},
     number = {8},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1974_10_8_a6/}
}