Morales Ramos, J. G., W. O. Rodríguez López, and W. E. Melgarejo Ángeles. “Environmental Management Program Based on ISO 14001 Standards for the Sustainability of the Universities”. UCV Hacer, vol. 8, no. 4, Dec. 2019, pp. 35-39, doi:10.18050/RevUCVHACER.v8n4a3.