Wulayalin KA, Zamhari M, Ramadanti W, Nurjanah S. The Effect of PjBL-Based QODE Model on Critical Thinking and Learning Achievement of Buffer Solution Topic. Int. J. Chem. Educ. Res. [Internet]. 2025 Oct. 25 [cited 2025 Dec. 5];9(2):199-208. Available from: https://journal.uii.ac.id/IJCER/article/view/42788