@article{DE_1982_18_9_a17,
     author = {T. I. Getmantseva and Z. B. Tsalyuk},
     title = {Averaging in {Volterra} integral equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1645--1652},
     publisher = {mathdoc},
     volume = {18},
     number = {9},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1982_18_9_a17/}
}