Nuralam H, Jupri A, Alifulloh W. Exploring High School Students’ Mathematical Reasoning in Geometry Using GeoGebra-Assisted Problem-Based Learning. JTP [Internet]. 2024 Dec. 31 [cited 2025 Jan. 16];26(3):1132-47. Available from: https://journal.unj.ac.id/unj/index.php/jtp/article/view/49887