“STUDI TEKNIK PERMAINAN HARMONIUM PADA KESENIAN KATUMBAK DI KORONG MUARO NAGARI KURAI TAJI KECAMATAN NAN SABARIS (ANALISIS PROSES TRAINING ERI SUSANTI)”. Avant-Garde: Jurnal Ilmiah Pendidikan Seni Pertunjukan, vol. 4, no. 2, June 2026, pp. 243-5, https://doi.org/10.24036/h9e08j69.