Samosir N, Salayan M. The Influence of Problem-Based Learning with the Assistance of Geogebra on Student Mathematical Problem-Solving Ability. edumaspul [Internet]. 1Oct.2023 [cited 22Nov.2024];7(2):5093-9. Available from: https://ummaspul.e-journal.id/maspuljr/article/view/6977