Minawati, R. et al. 2022. PERSPEKTIF OPERA BATAK SISINGAMANGARAJA XII EPISODE BORU LOPIAN ULUPORANG TANO BATAK. Gorga : Jurnal Seni Rupa. 11, 1 (Jun. 2022), 123–137. DOI:https://doi.org/10.24114/gr.v11i1.32473.