Piñas-Morales, Maria Belén, et al. “Development of the Skills of the Thought in Students of Third Year of Baccalaureate of the Educational Unit ‘Amelia Gallegos Díaz’ - Riobamba”. Killkana Social, vol. 3, no. 2, Aug. 2019, pp. 1-6, https://doi.org/10.26871/killkanasocial.v3i2.462.