Saputra WA, Murbiyantoro H. VOCAL TECHNIQUE TRAINING METHOD TO IMPROVE THE ABILITY TO SING THE SONG BANGUN PEMUDI PEMUDA IN THE STUDENT CHOIR OF STATE SENIOR HIGH SCHOOL 4 SIDOARJO. Solah [Internet]. 2025 Dec. 12 [cited 2025 Dec. 14];11(2). Available from: https://ejournal.unesa.ac.id/index.php/solah/article/view/73857