Wibowo, Wahyu Ari, et al. “The Effectiveness of the Problem-Solving Learning Model Assisted by GeoGebra on Mathematical Problem-Solving Skills”. Pelita : Jurnal Penelitian Dan Karya Ilmiah, vol. 26, no. 1, June 2026, pp. 32-39, doi:10.33592/pelita.v26i1.6318.