1.
Raczyk A, Dobrowolska-Kaniewska H. Conditions of spatial diversity of service and industry sectors by level of technology on the example of Lower Silesia. Prace KGP PTG [Internet]. 2009 Jan. 1 [cited 2024 Apr. 19];13:42-55. Available from: https://prace-kgp.uken.krakow.pl/article/view/479