LONG-TERM POWER PURCHASE AGREEMENT FOR PHOTOVOLTAIC ENERGY AS A SOLUTION FOR ENHANCING THE PROFITABILITY OF THE TASHMARUNISHTA PUMPED-STORAGE HYDRO POWER PLANT: UDC: [621.311.214+621.311.243](497.782). etima [Internet]. 27. Oktober 2025 [zitiert 24. April 2026];3(1):75-86. Verfügbar unter: https://js.ugd.edu.mk/index.php/etima/article/view/7557