Taqwani, Ratna Amalia, Mega Nur Prabawati, and Nani Ratnaningsih. “Hypothetical Learning Trajectory in Learning Three-Variable Linear Equation Systems”. Jurnal THEOREMS (The Original Research of Mathematics) 9, no. 1 (July 29, 2024): 134–147. Accessed July 4, 2025. https://ejournal.unma.ac.id/index.php/th/article/view/9578.