Puspita SA, Nasrudin H. Development of Problem-Based Learning Oriented Electronic Worksheets (e-worksheets) to Improve Students’ Critical Thinking Skills on Salt Hydrolysis Material. jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2025 Jan. 26 [cited 2025 Mar. 14];11(1):464-72. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/8554