“FUNCTIONING OF THE NETWORK OF UNDERGROUND GAS STORAGES IN THE CONTEXT OF THE COUNTRY’S ENERGY SECURITY”. Economic journal of Lesya Ukrainka Volyn National University 3, no. 19 (September 28, 2019): 105–112. Accessed May 10, 2025. https://www.echas.vnu.edu.ua/index.php/echas/article/view/487.