@article{DAN_1985_284_4_a11,
     author = {G. P. Cherepanov},
     title = {On opening of oil and gas wells},
     journal = {Doklady Akademii Nauk},
     pages = {816--820},
     year = {1985},
     volume = {284},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1985_284_4_a11/}
}