@article{DE_1989_25_11_a10,
     author = {R. G. Koplatadze},
     title = {Differential equations with deviating argument that have the properties $A$ and $B$},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1897--1909},
     publisher = {mathdoc},
     volume = {25},
     number = {11},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1989_25_11_a10/}
}