Design and Development of Seruling Emas and Suara Gembira Hymn Application for Android : Rancang Bangun Aplikasi Kidung Pujian Seruling Emas Dan Suara Gembira Berbasis Android . JISTECH. 2024;12(3):25-33. Accessed August 31, 2026. https://www.jistechunipa.com/index.php/istech/article/view/370