Faizah N, Wijayati N, Widiatningrum T. The Influence of Project Based Learning Model on Students’ Problem-Solving Competence in Learning of Acid-Base. JISE [Internet]. 6Dec.2022 [cited 21Dec.2024];11(3):334-9. Available from: https://journal.unnes.ac.id/sju/jise/article/view/56478