Apriyani, Tri Dewi, Noor Fadiawati, and M. Mahfudz Fauzi Syamsuri. “The Effectiveness of Problem-Based Learning on the Hoax Informations to Improve Students’ Critical Thinking Skills (Related to Some Foods and Beverages)”. IJCER (International Journal of Chemistry Education Research) 3, no. 1 (July 9, 2019): 15–22. Accessed May 6, 2024. https://journal.uii.ac.id/IJCER/article/view/12745.