Mardiyah Lubis A, Saragih AH, Sitompul H, Hidayat T, Hamid Marpaung P, Yakup Harahap M, Baroroh R. Development of Student Worksheet Helped PhET Simulation on The Study of Physics. KSS [Internet]. 2023Mar.3 [cited 2024May8];8(4):80–88. Available from: https://knepublishing.com/index.php/KnE-Social/article/view/12884