Cunha, R.S., Ribeiro, L.M., Sequeira, C., Barros, R. de A., Cabral, L. and Dias, T.S. 2020. WHAT MAKES LEARNING EASIER AND MORE DIFFICULT? THE PERSPECTIVE OF TEENAGERS. Psicologia em Estudo. 25, (Feb. 2020). DOI:https://doi.org/10.4025/psicolestud.v25i0.46414.