Irwa Risky, R., Syarifuddin, H., I Made Arnawa, & Suherman. (2022). Improving Mathematical Reasoning Ability by Developing Mathematical Learning Tools Based on Guided Discovery Models. Numerical: Jurnal Matematika Dan Pendidikan Matematika, 6(2), 199–210. https://doi.org/10.25217/numerical.v6i2.2632