For citations:

Khabibullin M.Ya., Suleymanov R.I., Sidorkin D.I., Zainagalina L.Z. STRESS STATE COLUMNS OF TUBING STRING DURING OPERATION PULSED DOWNHOLE DEVICE. Oil and Gas Studies. 2018;(4):94-99. (In Russ.) https://doi.org/10.31660/0445-0108-2018-4-94-99