Sanchez, Paola Katherine Moreira, Carlos Geovanny Naranjo Lopez, María Mercedes Lopez Lopez, and Yiria Giovinezza Macías Figueroa. 2019. “Learning Problems: Pedagogical Intervention”. International Research Journal of Engineering, IT & Scientific Research 5 (6):25-32. https://doi.org/10.21744/irjeis.v5n6.806.