Muhammad Fikri Gemilang, et al. “Socio-Theological Expression in the Sajen Tradition: A Study of the Javanese Community of Mawar Village, Langkat Regency”. Sufiya Journal of Islamic Studies, vol. 2, no. 1, Aug. 2025, pp. 23-34, https://journal.sufiya.org/index.php/sjis/article/view/183.