S. . Sumiyana, P. D. . Fitriasari, and R. . Asriningsih, “LEARNING STRATEGY FOR THE ENHANCEMENT OF SUNDANESE SINGERS’ EXPERTISE AND COMPETENCY: SHIFTING FROM THE “NGABEO” TO THE ‘PRALAGAM’ SYSTEM”, VISI SAKTI, vol. 2, no. 1, pp. 1–18, May 2024.