Sahroni, A., R. Syafiyana, and iqbal panca putra. “SOULME: IoT Sistem Monitoring Pengeras Suara Masjid (Studi Kasus Di Masjid Al Hidayah Kimpulan Utara Kampus UII): Indonesia”. AJIE (Asian Journal of Innovation and Entrepreneurship), vol. 6, no. 03, Sept. 2022, pp. 114-30, doi:10.20885/ajie.vol6.iss3.art3.