Anita Anggriyani, and Rafiq Zulkarnaen. “Studi Kasus Kemampuan Pemecahan Masalah Matematis Materi Sistem Persamaan Linear Dua Variabel ”. Didactical Mathematics 5, no. 2 (October 14, 2023): 494–501. Accessed August 2, 2025. https://www.ejournal.unma.ac.id/index.php/dm/article/view/6595.