1.
Rahmatina DI, Sutopo S, Wartono W. Identifikasi kesulitan siswa SMA pada materi usaha-energi. Momentum: Physics Education Journal [Internet]. 2018 Mar. 13 [cited 2024 Apr. 19];2(1):8-14. Available from: https://ejournal.unikama.ac.id/index.php/momentum/article/view/2240