Leticia de los Ángeles Corella Prieto, et al. “Underlying Structure in the Clustering of Peruvian Departments According to Demographic Indicators, 2022”. International Journal of Computer Information Systems and Industrial Management Applications, vol. 18, no. 16s, Aug. 2026, pp. 1014-23, doi:10.70917/ijcisim-2026-4627.