@article{SJIM_2010_13_3_a11,
     author = {A. I. Markovskiǐ},
     title = {The steady output of a~well opening up two gas-bearing strata},
     journal = {Sibirskij \v{z}urnal industrialʹnoj matematiki},
     pages = {101--112},
     publisher = {mathdoc},
     volume = {13},
     number = {3},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJIM_2010_13_3_a11/}
}