Windarti, E., S. Somakim, and E. . Retna Safitri. “Analysis of E-LKPD Development Needs on Fraction Materials Using the Pmri Approach for Students of SDN 4 Air Balui Musi Banyuasin”. Eduvest - Journal of Universal Studies, vol. 5, no. 10, Oct. 2025, pp. 12983-98, doi:10.59188/eduvest.v5i10.52281.