@article{DAN_1973_211_2_a10,
     author = {R. M. Kats},
     title = {On the stability of two coflowing immiscible liquids in a porous medium},
     journal = {Doklady Akademii Nauk},
     pages = {304--307},
     publisher = {mathdoc},
     volume = {211},
     number = {2},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_211_2_a10/}
}