Litwińska, Elżbieta. “Spatial Analysis of the Labour Market by Using Econometric Tools. The Case of Lower Silesia Region (Dolnośląskie Voivodship)”. Comparative Economic Research. Central and Eastern Europe, vol. 15, no. 4, Mar. 2013, pp. 147-60, doi:10.2478/v10103-012-0032-8.