Камінська, І. Б. (2015) “Evaluating of the Effectiveness of Cost Management for Employees of Oil and Gas Extraction Enterprises of PJSC ‘Ukrnafta’ Precarpathian Basin”, Scientific Bulletin of Ivano-Frankivsk National Technical University of Oil and Gas (Series: Economics and Management in the Oil and Gas Industry), 2(12), pp. 29–36. Available at: https://eung.nung.edu.ua/index.php/ecom/article/view/112 (Accessed: 22 April 2024).