@article{DE_1980_16_7_a16,
     author = {E. A. Fedosik},
     title = {Iteration methods for solution of implicit difference schemes for nonlinear parabolic and hyperbolic equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1322--1331},
     publisher = {mathdoc},
     volume = {16},
     number = {7},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1980_16_7_a16/}
}