@article{DE_1986_22_7_a19,
     author = {O. M. Drozdova},
     title = {Convergence of a method for solving a nonlinear spectral problem},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1263--1265},
     publisher = {mathdoc},
     volume = {22},
     number = {7},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1986_22_7_a19/}
}