A. Ridwan, T. Sutikno, and I. Riadi, “Cross-Cohort Early Prediction of Cluster-Derived GPA Trajectories Using First-Year Academic Data and Machine Learning”, journalisi, vol. 8, no. 4, pp. 5418–5441, Sep. 2026, doi: 10.63158/journalisi.v8i4.1871.