Bojinov V. HOW AND WHY BULGARIA MISSED ITS CHANCE TO BECOME AN ENERGY CENTER IN THE BALKANS. spm [Internet]. 07. Oktobar 2025. [citirano 20. Septembar 2026.];95(1). Dostupno na: https://test.aseestant.ceon.rs/index.php/spm/article/view/60238