MENDROFA, A. A.; BATUBARA, J. . IMPROVISED THE PROGRESSION OF THE SONG BALONKU BY A.T MAHMUD: JUDGING FROM MODERN PIANO PLAYING TECHNIQUES. Advances In Social Humanities Research, [S. l.], v. 1, n. 6, p. 833–344, 2023. DOI: 10.46799/adv.v1i6.99. Disponível em: https://adshr.org/index.php/vo/article/view/99. Acesso em: 27 may. 2026.