Duin, Ezra M. A., Sinin Hamdan, Doris Maying, Madzlan Abet, and Aaliyawani Ezzerin Sinin. “Intercultural Song Composition: Integrating the Nirai of Okinawan Instrument into Sape of Bornean Musical Traditions”. BioResources 21, no. 4 (August 19, 2026): 9921–9931. Accessed August 20, 2026. https://ojs.bioresources.com/index.php/BRJ/article/view/25565.