1.
Szajt M. Patent Activity of OECD Countries in Regional View – Convergence or Maintaining the Status Quo. Prace KGP PTG [Internet]. 2017 Dec. 21 [cited 2024 May 5];31(4):40-51. Available from: https://prace-kgp.uken.krakow.pl/article/view/20801653.314.3