A. A. López Jara, D. B. Calle Samaniego, and A. M. Molina Benalcázar, “Analysis of the use of environmental management tools in the cantón Morona commercial companies”, Social, vol. 1, no. 3, pp. 45–52, Dec. 2017, doi: 10.26871/killkanasocial.v1i3.62.