(UNITWIN). «UNESCO PROGRAMME FOR THE REINFORCEMENT OF INTER-UNIVERSITY CO-OPERATION ANO ACADEMIC MOBILITY THROUGH TWINNING ARRANGEMENTS». Educación Superior Y Sociedad (ESS), Vol. 1, n.º 2, agosto de 2019, pp. 109-14, https://ess.iesalc.unesco.org/index.php/ess3/article/view/215.