Coutinho dos Santos, J., V. Veiga de Souza, and M. Vélez-Ruiz. “Assessment of the Emotions That Block Ecuadorian Students from Speaking English in Class: Case Los Ríos Province”. Maskana, vol. 11, no. 1, June 2020, pp. 5-14, doi:10.18537/mskn.11.01.01.