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Harahap, M. K.; Harahap, H. S. Deteksi Anomali Dan Evaluasi Keadilan Akses Pada Sistem Distribusi BBM Subsidi Berbasis QR Code: Anomaly Detection, QR Code, Fuel Subsidy Distribution, Isolation Forest, False Blocking Rate, Fairness Analysis. mda 2026, 3, 41-50.