Designing a Rooftop Solar Power Plant at the Faculty of Engineering University of Papua using PVSyst and EasySolar Software: Perancangan PLTS Atap di Gedung Fakultas Teknik Universitas Papua Menggunakan Software PVSyst dan Easysolar. JISTECH. 2023;11(2):89-96. doi:10.30862/jistech.v11i2.114