Hered, Friska, et al. “Pengembangan Local Instructional Theory Topik Perbandingan Berbasis Pendekatan RME Di Sekolah Dasar”. Jurnal Basicedu, vol. 5, no. 5, Aug. 2021, pp. 3321-33, doi:10.31004/basicedu.v5i5.1304.