Resti, M., U. Sulistiyo, and E. Haryanto. “Development of Teaching Materials Based on Realistic Mathematics Education to Improve Understanding of Fractions in Fourth-Grade Elementary School Students”. Journal of Innovation and Research in Primary Education, vol. 4, no. 2, Apr. 2025, pp. 86-93, doi:10.56916/jirpe.v4i2.1196.