Hidayanti, D. R.; Hidayati, K.; Nurfajriah, S. ECIRR Model With QSH Strategy and Environmental Literacy: Evaluation of Mathematical Problem-Solving Abilities. J. Math. Sci. Edu. 2024, 1 (1), 25-38. https://doi.org/10.19109/MathSciEdu.v1i1.18972.