CHROMIŃSKA, Maria. The Effect of Income of Fertility Rates in the Wielkopolska Region by Country During the Years 1999-2010. Studia Oeconomica Posnaniensia, Poznan, Polska, v. 1, n. 5, p. s. 5–25, 2013. DOI: 10.18559/3eac1z17. Disponível em: https://journals.ue.poznan.pl/soep/article/view/3209. Acesso em: 3 sep. 2026.