Silvi KL, Auliya NNF. Bahan Ajar E-LKS Berbasis Realistic Mathematics Education Materi Sistem Persamaan Linear Dua Variabel. PM [Internet]. 2022 Nov. 30 [cited 2024 Dec. 21];2(3):381-90. Available from: https://journal.institutpendidikan.ac.id/index.php/plusminus/article/view/1113