1.
Munawarah N, Surya E. An Analysis of the Difficulties in Learning Mathematics By Using Scientific Approach at SMA Negeri 3 Manyak Payed. IJSBAR [Internet]. 2017 May 27 [cited 2025 Sep. 18];33(3):94-104. Available from: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/7439