Boletín de Coyuntura;

Number 21;

April - June 2019;

e-ISSN 2600-5727;

p-ISSN 2528-7931;

URL: http://revistas.uta.edu.ec/erevista/index.php/bcoyu/issue/view/120

DOI: https://doi.org/10.31164/bcoyu.21.2019

Published: 2019-06-30