“PENERAPAN METODE DRILL TERHADAP PITCH CONTROL PADA PADUAN SUARA SONORE CHOIR PENDIDIKAN MUSIK GEREJA INSTITUT AGAMA KRISTEN NEGERI (IAKN) TARUTUNG”, JEMI, vol. 1, no. 1, pp. 18–29, Jan. 2025, Accessed: Oct. 26, 2025. [Online]. Available: https://journal.journeydigitaledutama.com/index.php/jemi/article/view/7