Hermawan, Iwan, Gita Hindrawati, Sartono Sartono, Suharmanto Suharmanto, and Lusiana Rahmawati. “Building Human Capital in the Sukoharjo Violin Industry: A Harmony Between Profit and Acoustics”. International Journal of Research and Community Empowerment 4, no. 2 (August 23, 2026): 153–165. Accessed September 15, 2026. https://journal.edupartnerpublishing.co.id/index.php/ijorce/article/view/312.