1.
Burnasov A, Ilyushkina M, Kovalev Y, Stepanov A. Convergence and divergence processes in regional development. Prace KGP PTG [Internet]. 2014 Jan. 3 [cited 2024 Apr. 29];26:25-30. Available from: https://prace-kgp.uken.krakow.pl/article/view/1801