1.
Ridho M, Witarsa R, Daulay MI, Nurhaswinda N, Pebriana PH. Improving Mastery of Science Concepts Using Problem Based Learning Models in Class V in Elementary School. edumaspul [Internet]. 1Oct.2022 [cited 22Jul.2024];6(2):3193-202. Available from: https://ummaspul.e-journal.id/maspuljr/article/view/5002