Fahreza, Imam Rizky. “Analysis Of Legal Protection Of Intellectual Property Rights On Batu Bara Songket Cloth In Batu Bara Regency”. Ilmu Hukum Prima (IHP) 8, no. 2 (October 28, 2025): 115–126. Accessed April 2, 2026. http://139.162.50.187/index.php/IHP/article/view/7275.