Rodríguez JC, Gómez M. Innovation Trends in NAFTA Countries: An Econometric Analysis of Patent Applications. J.Technol. Manag. Innov. [Internet]. 2011 Sep. 12 [cited 2024 Nov. 30];6(3):116-25. Available from: https://www.jotmi.org/index.php/GT/article/view/art211