@article{DE_1994_30_9_a5,
     author = {M. D. Babich},
     title = {Separation of solutions of a class of nonlinear integral equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1530--1541},
     publisher = {mathdoc},
     volume = {30},
     number = {9},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1994_30_9_a5/}
}