Golubovska, Elena, Biljana Citkuseva Dimitrovska, and Roman Golubovski. 2024. “ANALYTICAL ESTIMATION OF OPTIMAL PV PANEL TILT BASED ON CLEAR-SKY IRRADIANCE MODEL”. ETIMA 2 (1), 13. https://js.ugd.edu.mk/index.php/etima/article/view/6433.