Royani, Ida, and Nurun Najiah. “Phonological Change in Willem Iskander Literature: Si Boeloes-Boeloes Si Roemboek- Roemboek”. International Proceedings of Nusantara Raya 3, no. 1 (November 19, 2024): 30–34. Accessed July 3, 2025. https://proceedings.uinsaizu.ac.id/index.php/nuraicon/article/view/1119.