Kis HR, Bnо-Ayrian MK. THEORETICAL ANALYSIS OF APPROACHES TO ORGANIZATION OF THE INTERACTION OF NEGOTIATION GROUPS OF COUNTRIES ON INTERNATIONAL ENERGY MARKETS. ecom [Internet]. 2019 May 20 [cited 2024 Apr. 23];(1(19):21-30. Available from: https://eung.nung.edu.ua/index.php/ecom/article/view/232