@article{DE_1978_14_11_a18,
     author = {V. G. Kurbatov},
     title = {A conjecture in the theory of functional-differential equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2074--2075},
     year = {1978},
     volume = {14},
     number = {11},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1978_14_11_a18/}
}