1.
Ismail R, Retnawati H, Imawan OR. Cluster analysis of the national examination: School grouping to maintain the sustainability of high school quality. REID [Internet]. 2022 Jun. 30 [cited 2025 Jul. 4];8(1):13-2. Available from: https://jurnal.uny.ac.id/index.php/reid/article/view/45872