SUNDARI TANJUNG, Dewi. Development of Religious Tourism Papan Tinggi Cemetery in Barus, Tapanuli Tengah District. International Conference Epicentrum of Economic Global Framework, [S. l.], p. 285–291, 2024. Disponível em: https://proceeding.pancabudi.ac.id/index.php/ICEEGLOF/article/view/101. Acesso em: 13 dec. 2025.