E. Fitriaratri, P. A. Sucipto, and S. D. Prasetyo, “Evaluation of Solar Irradiation and Energy Production of a Photovoltaic System on Bawean Island using Pyranometer Measurements and PVsyst Simulation”, Semarak Clim. Sci. Lett., vol. 6, no. 1, pp. 13–31, Jul. 2026.