Astuti, W., and F. Sarasati. “PREDICTION OF HAJJ PILGRIMS’ HEALTH RISK USING K-NN, DECISION TREE, CROSS VALIDATION, AND SMOTE”. Jurnal Techno Nusa Mandiri, vol. 22, no. 1, Mar. 2025, pp. 35-43, doi:10.33480/techno.v22i1.6367.