Pangaribuan, Ezra Susilawaty, Mauly Purba, and Pulumun Peterus Ginting. “Characteristics of Worship Music at HKBP Simpang Limun Medan Church”. Gondang: Jurnal Seni dan Budaya 8, no. 1 (July 29, 2024): 149–159. Accessed May 21, 2025. http://103.242.233.34/2012/index.php/GDG/article/view/56923.