Aldilla E, Usmeldi. Validity and Practicality of the Physics E-Module Based on the Orientation, Identify, Discussion, Decision, and Engage in Behavior Model to Improve Students’ 21st Century Skills: Validitas dan Praktikalitas E-modul Fisika. jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2024 Aug. 25 [cited 2024 Sep. 6];10(8):5768-74. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/7719