@article{DE_1970_6_9_a2,
     author = {S. N. Shimanov and G. S. Yudaev},
     title = {Certain questions on the stability of differential equations with aftereffect},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1562--1566},
     publisher = {mathdoc},
     volume = {6},
     number = {9},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1970_6_9_a2/}
}