L. S. Pantić, T. M. Pavlović, D. D. Milosavljević, D. L. Mirjanić, and D. S. Piršl, “PHYSICAL CHARACTERISTICS OF GEOGRAPHICALLY DIFFERENTLY ORIENTED SOLAR MODULES IN NIŠ (REPUBLIC OF SERBIA)”, МЕС, no. 118’1, pp. 103–108, Feb. 2017.