Ulya S, Fakhruddin, Nasir M. Development of STEM-Based Modules on Wave Material for Class XI High School Students. jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2023 Jul. 25 [cited 2024 Nov. 25];9(7):5176-81. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/3943