1.
Nilyani K, Ratnawulan. Validity of the Physics E-Module on Alternative Energy and Global Warming for Class X Based on an Integrated Problem Based Learning Model integrated 21st Century Learning . jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2023 Nov. 25 [cited 2024 May 18];9(11):10022-7. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/5512