Chavarría-Solera, Fabián, Óscar Mario Molina-León, Rebeca Gamboa-Venegas, and Jeison Rodríguez-Flores. “Measurement of Carbon Footprint at National University of Costa Rica for 2012-2014. Heading for Carbon Neutrality”. Uniciencia 30, no. 2 (July 1, 2016): 47–62. Accessed April 20, 2026. https://www.revistas.una.ac.cr/index.php/uniciencia/article/view/7756.