Prabasari JS, . M, Wahyuningsih D. Development of Electronic Modules (E-Modules) Based on Problem Based Learning on Additives and Addictive Substances to Improve Students’ Critical Thinking Ability. jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2021 Dec. 16 [cited 2024 Nov. 23];7(SpecialIssue):312-9. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/1233