@article{DE_1987_23_2_a20,
     author = {P. P. Zabreiko and Ya. V. Radyno},
     title = {Applications of fixed-point theory to the {Cauchy} problem for equations with degrading operators},
     journal = {Differencialʹnye uravneni\^a},
     pages = {345--348},
     publisher = {mathdoc},
     volume = {23},
     number = {2},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1987_23_2_a20/}
}