Cruz, Óscar Alejandro Torres, and Julia Victoria Escobar Londoño. “Design and Implementation of Prepared Learning Environments to Develop Algebraic Thinking Skills”. Migration Letters 20, no. S1 (July 24, 2023): 1258–1272. Accessed December 27, 2024. https://migrationletters.com/index.php/ml/article/view/5273.