Septian, R. ., S. . Irianto, and A. . Andriani. “PENGEMBANGAN LEMBAR KERJA PESERTA DIDIK (LKPD) MATEMATIKA BERBASIS MODEL REALISTIC MATHEMATICS EDUCATION”. Jurnal Educatio FKIP UNMA, vol. 5, no. 1, June 2019, pp. 59-67, doi:10.31949/educatio.v5i1.56.