Fedorov, B., B. Ratov, and A. Sharauova. “Development of the Model of Petroleum Well Boreability With PDC Bore Bits for Uzen Oilfield (the Republic of Kazakhstan)”. Eastern-European Journal of Enterprise Technologies, vol. 3, no. 1 (87), June 2017, pp. 16-22, doi:10.15587/1729-4061.2017.99032.