PRÓCHNIAK, M.; WITKOWSKI, B. ALTERNATIVE WEIGHTING SCHEMES IN SPATIAL ANALYSIS OF GDP PER CAPITA CONVERGENCE. Metody Ilościowe w Badaniach Ekonomicznych, [S. l.], v. 15, n. 2, p. 198–208, 2014. Disponível em: https://qme.sggw.edu.pl/article/view/3683. Acesso em: 17 maj. 2024.