Karim S, Saepuzaman D, Sriyansyah SP. Diagnosis Kesulitan Belajar Mahasiswa Dalam Memahami Konsep Momentum. jpppf [Internet]. 2015 Jun. 30 [cited 2024 Dec. 21];1(1):85-90. Available from: https://journal.unj.ac.id/unj/index.php/jpppf/article/view/37