Aulia, Agustina, Rosnani Ginting, and Humala L. Napitupulu. “Enhancing Product Design Performance and Efficiency: A Case Study on Coffee Bean Peeling Machine”. Jurnal Sistem Teknik Industri 28, no. 4 (October 31, 2026): 198–210. Accessed November 2, 2026. https://talenta.usu.ac.id/jsti/article/view/17115.