@article{DE_1980_16_9_a17,
     author = {V. M. Loginov},
     title = {A method for averaging of integro-differential equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1716--1718},
     year = {1980},
     volume = {16},
     number = {9},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1980_16_9_a17/}
}