DYKAS, Paweł; MISIAK, Tomasz. The Spatial Variability of Total Factor Productivity in County Groups. Studia Prawno-Ekonomiczne, [S. l.], v. 109, p. 205–224, 2019. DOI: 10.26485/SPE/2018/109/13. Disponível em: https://journals.ltn.lodz.pl/Studia-Prawno-Ekonomiczne/article/view/369. Acesso em: 19 may. 2024.