@article{DAN_1974_218_3_a9,
     author = {N. N. Verigin and V. S. Sargsyan},
     title = {Filtration of two liquids having different densities and viscosities during injection into a gallery at a constant rate},
     journal = {Doklady Akademii Nauk},
     pages = {536--539},
     publisher = {mathdoc},
     volume = {218},
     number = {3},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1974_218_3_a9/}
}