Purnama, Dwi Adi, Putri Citra Marifa, Riadho Clara Shinta, and Riadho Clara Shinta. “Unlocking Indonesia’s Maritime Potential: Optimizing Hub Port Development Using a Principal Component Analysis and K-Means Clustering”. Jurnal Sistem Teknik Industri 27, no. 1 (January 30, 2025): 35–46. Accessed August 12, 2025. https://idjpcr.usu.ac.id/jsti/article/view/18606.