For citations:
Dvoyashkin N.K., Burkhanov R.N. . Oil and Gas Studies. 2016;(3):60-66. (In Russ.) https://doi.org/10.31660/0445-0108-2016-3-60-66
Dvoyashkin N.K., Burkhanov R.N. . Oil and Gas Studies. 2016;(3):60-66. (In Russ.) https://doi.org/10.31660/0445-0108-2016-3-60-66