Munandar H, Doyan A, Susilawati S, Hakim S, Muliyadi L, Hamidi H. Increasing Motivation to Study Physics Using PhET Media on Mechanical Energy Material. mandalika [Internet]. 2024 Feb. 28 [cited 2024 Sep. 8];2(1):1-5. Available from: https://journals.balaipublikasi.id/index.php/mandalika/article/view/70