1.
Nursidrati N, Nasruddin N, Nurlailah N, Muharyati Y, Pradita DAR. The Concept of Quadratic Function Graphs Presented in Singaporean Mathematics Textbooks and Its Potential in Developing Critical Thinking Skills. JELMaR [Internet]. 24Nov.2024 [cited 20Dec.2025];5(2):167-74. Available from: https://jelmar.wisnuwardhana.ac.id/index.php/jelmar/article/view/3804