SZAJT, M. Patent Activity of OECD Countries in Regional View – Convergence or Maintaining the Status Quo. Studies of the Industrial Geography Commission of the Polish Geographical Society, [S. l.], v. 31, n. 4, p. 40–51, 2017. DOI: 10.24917/20801653.314.3. Disponível em: https://prace-kgp.uken.krakow.pl/article/view/20801653.314.3. Acesso em: 5 may. 2024.