Savka, Y. V. (2018) “RESEARCH THE MATURITY OF PROJECT ACTIVITY OF POWR SUPPLY COMPANIES”, Scientific Bulletin of Ivano-Frankivsk National Technical University of Oil and Gas (Series: Economics and Management in the Oil and Gas Industry), (1(17), pp. 90–100. doi: 10.31471/2409-0948-2018-1(17)-90-100.