FUNCTIONING OF THE NETWORK OF UNDERGROUND GAS STORAGES IN THE CONTEXT OF THE COUNTRY’S ENERGY SECURITY. Ekon. čas. Volins. nac. unìv. ìm. Lesì Ukraïnki [Internet]. 2019 Sep. 28 [cited 2024 May 3];3(19):105-12. Available from: https://echas.vnu.edu.ua/index.php/echas/article/view/487