@article{DE_1979_15_9_a17,
     author = {M. M. Karchevskii and A. D. Lyashko and M. F. Pavlova},
     title = {Difference schemes for an equation of non-steady-state nonlinear filtration},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1692--1706},
     publisher = {mathdoc},
     volume = {15},
     number = {9},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1979_15_9_a17/}
}