Arias-Alvarado, R.A. 2017. resentation Revista Minerva vol. 1, no. 1, October - December, 2017 by the Rector of the University of El Salvador. Revista Minerva. 1, 1 (Dec. 2017), 5. DOI:https://doi.org/10.5377/revminerva.v1i1.12546.