Flores-Jiménez, D., 		Santos-Gómez, M., & 		Santillán-Soto, N.
(2024).
 Vehicle Carbon Dioxide Emissions when Crossing a Border zone in northwestern Mexico, Before and During the Incidence of COVID-19.
<em>CIENCIA ergo-sum, 31</em>.
doi:10.30878/ces.v31n0a20