Anita Anggriyani, and Rafiq Zulkarnaen. “Studi Kasus Kemampuan Pemecahan Masalah Matematis Materi Sistem Persamaan Linear Dua Variabel ”. Jurnal Didactical Mathematics 5, no. 2 (October 14, 2023): 494–501. Accessed June 17, 2026. https://www.ejournal.unma.ac.id/index.php/dm/article/view/6595.