CARRASCO, Oscar ROJAS, et al. “Student Perception Regarding the Performance Teaching in Graduate Distance Programs: Evidence Evaluation of Teaching Period 2012-2015 Master in Education Mention Curriculum and Competencies”. RA Journal of Applied Research, vol. 4, no. 04, Apr. 2018, pp. 1617-23, doi:10.31142/rajar/v4i4.11.