@article{IVM_1969_2_a9,
     author = {N. B. Salimov},
     title = {Certain problems of filtration of a~fluid with unknown boundaries},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {88--98},
     publisher = {mathdoc},
     number = {2},
     year = {1969},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1969_2_a9/}
}