Jusniar, Syamsidah, Sakinah Z, Munthalib, Sentot K. Effectiveness of Problem-Based Learning to Improve Critical Thinking Ability of Chemistry Students on Acid-Base Material. jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2024 Sep. 25 [cited 2024 Nov. 22];10(9):6464-72. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/8434