1.
Purbaningrum M, Ramadhan S, Thauzahra R. Why is Math Difficult? : Beliefs That Affecting Students’ Mathematics Skills. j. paedagog. penelit. pengemb. pendidik. [Internet]. 2023 Oct. 17 [cited 2025 Sep. 29];10(4):1000-9. Available from: https://ojspanel.undikma.ac.id/index.php/pedagogy/article/view/8652