Wijaya Y, Iryani I. Validitas E-Modul Larutan Penyangga Berbasis Problem Based Learning (PBL) Terintegrasi Teaching at The Right Level (TaRL) Fase F Kelas XI. EPK [Internet]. 18Aug.2024 [cited 4Nov.2024];5(2):10-7. Available from: http://entalpipendidikan.ppj.unp.ac.id/index.php/epk/article/view/480