Linda R, Sukma S, Anwar L. Development of Schoology-based E-Learning on Ion Equilibrium and pH of The Buffer Solutions. j.tadris.kimiya [Internet]. 2021 Dec. 31 [cited 2025 Dec. 6];6(2):236-42. Available from: https://journal.uinsgd.ac.id/index.php/tadris-kimiya/article/view/10352