Azwarini, R., Fathan, M. A. and Widiantoro, T. (2024) “Grouping of Regencies/Cities in Indonesia Based on National Health Insurance (JKN) Participants with the Ensemble ROCK Approach”, JURNAL ILMIAH MATEMATIKA DAN TERAPAN, 21(2), pp. 144 - 160. Available at: https://bestjournal.untad.ac.id/index.php/JIMT/article/view/17512 (Accessed: 5June2025).