Verbovska, L.S. “ENERGY SECURITY AS THE MAIN COMPONENT OF CROSS-BORDER COOPERATION IN THE FRAMEWORK OF THE CARPATHIAN EUROREGION”. The actual problems of regional economy development 1, no. 12 (April 11, 2016): 130–136. Accessed January 18, 2025. https://vps.pnu.edu.ua/index.php/aprde/article/view/2530.