Edwards-Schachter, Mónica, Elena Castro- Martínez, and Ignacio Fernández-de-Lucio. 2011. “International Co-Operation Between Firms on Innovation and R&D: Empirical Evidence from Argentina and Spain”. Journal of Technology Management & Innovation 6 (3). Santiago, Chile:126-47. https://doi.org/10.4067/S0718-27242011000300010.