1.
Rodolfo Tuirán, José Luis Gaviria, Rubén Lugo, Daniel Hernández, Miriam Benítez. Learning Gains in Higher Middle Education. GJHSS [Internet]. 2022 Apr. 20 [cited 2024 Apr. 27];22(G3):47-65. Available from: https://socialscienceresearch.org/index.php/GJHSS/article/view/4047