@article{DE_1989_25_9_a18,
     author = {E. S. Zhukovskii},
     title = {On the theory of {Volterra} equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1599--1605},
     publisher = {mathdoc},
     volume = {25},
     number = {9},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1989_25_9_a18/}
}