Glukhova, Miroslava Gennadevna, and Aleksandr Andreevich Zubarev. “Economic Appraisal of the Program of Diagnostics of Main Gas Pipelines”. International Journal of Energy Economics and Policy 7, no. 2 (April 14, 2017): 316–326. Accessed August 3, 2025. https://www.econjournals.com.tr/index.php/ijeep/article/view/4585.