WILCZYŃSKI, W. J.; WILCZYŃSKI, P. L. Population of American Cities: 1950-2009. Bulletin of Geography. Socio-economic Series, [S. l.], n. 16, p. 153–172, 2011. DOI: 10.1515/v10089-011-0020-y. Disponível em: https://apcz.umk.pl/BGSS/article/view/v10089-011-0020-y. Acesso em: 30 nov. 2021.