L. Sari, R. H. . Maharrani, H. D. . Hastuti, A. P. . Ramadhan, and W. Windasari, “Mixed-Data K-Means Clustering with Hyperparameter-Tuned Random Forest for OSS-Based MSME Investment Profiling and Policy Targeting”, J. Tek. Inform. (JUTIF), vol. 7, no. 2, pp. 1535–1548, Apr. 2026.