@article{KUKZ_1984_21_21_a25,
     author = {F. I. Sheshukova},
     title = {The solution of a problem of the nonlinear filtration in a non-isotropic ground},
     journal = {Trudy seminara po kraevym zada\v{c}am},
     pages = {217--223},
     publisher = {mathdoc},
     volume = {21},
     number = {21},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUKZ_1984_21_21_a25/}
}