[1]
R. A. . Sierra Salcedo and N. . Imbert Stable, “Defining alternatives in the context of education”, Trans, vol. 16, no. 2, pp. 210–221, Jun. 2024, Accessed: Jan. 20, 2026. [Online]. Available: https://transformacion.reduc.edu.cu/index.php/transformacion/article/view/258