Perdana, Aditya Bayu, and George Pollard. “A Preliminary Visual Comparison of Ceki and Ujang Omi: Two Traditional Indonesian Cards and Their Predecessors ”. JURNAL RUPA 9, no. 1 (November 22, 2024): 9–25. Accessed March 29, 2026. https://journals.telkomuniversity.ac.id/rupa/article/view/7301.