siahaan, jamorlan, and asni barus. “The Functions and Meanings of Dalihan Na Tolu for the Toba Batak Tribe: Oral Tradition Study”. LINGUA: Jurnal Bahasa, Sastra, dan Pengajarannya 20, no. 2 (May 28, 2024): 395–405. Accessed April 3, 2025. https://lingua.soloclcs.org/index.php/lingua/article/view/820.