TAMPUBOLON, Flansius; PASARIBU, Niken Kirey; ARITONANG, Rebecca Saulina. Tradisi Mangupa-Upa Pada Masyarakat Batak Toba. Jurnal Pendidikan Tambusai, [S. l.], v. 8, n. 2, p. 25607–25616, 2024. Disponível em: http://jptam.org/index.php/jptam/article/view/16135. Acesso em: 15 may. 2025.