J. Huňady, E. Ľapinová, and P. Pisár, “Evaluation of selected determinants of innovation potential at NUTS 2 level in V4 countries”, IER, vol. 4, no. 3, pp. 217–230, Sep. 2018, Accessed: Jul. 07, 2024. [Online]. Available: https://ier.uek.krakow.pl/index.php/pm/article/view/1766