Rahayu, Indri, Dian Mayasari, and Sadrack Luden Pagiling. “Pengembangan Lembar Kerja Siswa Model ELPSA Pada Materi Matriks”. JRPM (Jurnal Review Pembelajaran Matematika) 6, no. 2 (December 30, 2021): 166–183. Accessed May 4, 2024. https://jurnalftk.uinsby.ac.id/index.php/jrpm/article/view/1179.