SINULINGGA, Jekmen; SIMANJUNTAK, Reydwinata; MARPAUNG, Jonathan Halomoan. Tradisi Bona Taon dalam Adat Batak Toba : Kajian Wacana Struktural. Jurnal Pendidikan Tambusai, [S. l.], v. 8, n. 2, p. 25269–25276, 2024. Disponível em: http://jptam.org/index.php/jptam/article/view/16088. Acesso em: 29 apr. 2025.