“Relationship Between Self-Efficiency and Mathematical Knowledge of 3-D Shapes of Fifth Grade of Elementary School”. JOURNAL OF TEACHING AND LEARNING IN ELEMENTARY EDUCATION (JTLEE) 5, no. 1 (February 4, 2022): 34–47. Accessed October 13, 2025. https://jtlee.ejournal.unri.ac.id/index.php/JTLEE/article/view/172.