“The Effects of Self-Confidence, Self-Efficacy, and Metacognitive Skills on the Mathematical Problem-Solving Ability of Elementary School Teacher Education Students at STKIP Andi Matappa”, JSGP, vol. 9, no. 2, pp. 1311–1323, Aug. 2026, doi: 10.30605/jsgp.9.2.2026.9476.