Glukhova, Miroslava Gennadevna, and Aleksandr Andreevich Zubarev. 2017. “Development of the Methodological Approach to the Assessment of the Innovation Position of Oil and Gas Machine-Building Enterprises in the Market”. International Journal of Energy Economics and Policy 7 (5):279-90. https://econjournals.com.tr/index.php/ijeep/article/view/5537.