OKRASA, Włodzimierz. Spatially Integrated Social Research and Official Statistics: Methodological Remarks and Empirical Results on Local Development. Comparative Economic Research. Central and Eastern Europe, [S. l.], v. 15, n. 4, p. 191–206, 2013. DOI: 10.2478/v10103-012-0035-5. Disponível em: https://www.czasopisma.uni.lodz.pl/CER/article/view/6859. Acesso em: 10 dec. 2025.