1.
Olejnik A, Żółtaszek A, Olejnik J. Spatial Solution to Measure Regional Efficiency — Introducing Spatial Data Envelopment Analysis. Econ Reg [Internet]. 2021 Dec. 29 [cited 2024 Nov. 1];17(4):1166–1180. Available from: https://economyofregions.org/ojs/index.php/er/article/view/82