Chen, Ming-Jang, Chun-Yi Lee, and Wei-Chih Hsu. “Influence of Mathematical Representation and Mathematics Self-Efficacy on the Learning Effectiveness of Fifth Graders in Pattern Reasoning”. International Journal of Learning, Teaching and Educational Research 13, no. 1 (August 30, 2015): 1–16. Accessed August 1, 2026. http://www.ijlter.myres.net/index.php/ijlter/article/view/1038.