J. C. Sánchez-García, B. Hernández Sánchez, J. Flórez, H. I. Saraiva, and V. M. Gabriel, “Entrepreneurial Potential, Realism and Optimism as Predictor Variables of Entrepreneurial Intention: Differences Between Spain and Portugal”, business, vol. 9, no. 1, pp. 67–82, Oct. 2017, doi: 10.21678/jb.2017.824.