K. Naciph, L. Rivadeneira, and M. del C. Cazorla, “Calculation of CO2 emissions from the Universidad San Francisco de Quito, belonging to the category of student transportation in Second Semester 2012-2013”, ACI Av. Cienc. Ing. (Quito), vol. 5, no. 2, Dec. 2013, doi: 10.18272/aci.v5i2.136.