Marpaung , Ester Anisa Mangisi, and Ahmad Sahat Perdamean. “A Comparative Study of Thanksgiving Traditions: Gotilon in Batak Culture and Erntedankfest in German Society”. International Journal of Education and Literature 4, no. 2 (June 16, 2025): 20–25. Accessed June 23, 2025. https://ijel.asia/index.php/ijel/article/view/225.