Hariati, Puji, and Purwarno Purwarno. “THE SYMBOLIC REPRESENTATION OF ULOS IN BATAK CULTURE: AN ECOLINGUISTIC PERSPECTIVE”. English Review: Journal of English Education 12, no. 3 (September 28, 2024): 935-948. Accessed June 13, 2025. https://journal.uniku.ac.id/index.php/ERJEE/article/view/10261.