@article{IVM_1975_6_a5,
     author = {A. V. Kosterin and E. G. Sheshukov},
     title = {The application of the {Ritz} method to the solution of boundary value problems of nonlinear filtration},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {51--55},
     publisher = {mathdoc},
     number = {6},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1975_6_a5/}
}