Trejo Berumen, K. S., Gámez, A. E., Conesa Cegarra, F., Ángeles Villa, M., Ivanova Boncheva, A., & Beltrán Morales, L. F. (2018). Mexico’s national innovation system. A comparative analysis with Spain and the United States. Acta Universitaria, 28(1), 87-98. https://doi.org/10.15174/au.2018.1430