1.
Azzajjad MF, Ahmar DS, Ahmar AS. Optimizing the Ability to Handle Toxic and Hazardous Waste Through Problem-Based Learning . ARRUS J. Math. App. Sci. [Internet]. 2023 Dec. 30 [cited 2026 Apr. 25];3(2):75-89. Available from: https://journal.arrus.id/index.php/mathscience/article/view/2209