title: [The impact of spatial mobility on the fertility of populations in urban and agricultural areas: a tentative demometric estimation].
mesh_terms: D003710:Demography; D019049:Developed Countries; D004641:Emigration and Immigration; D005060:Europe; D005061:Europe, Eastern; D005298:Fertility; D011044:Poland; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D012424:Rural Population; D014505:Urban Population
keywords: Demographic Factors; Developed Countries; Eastern Europe; Europe; Fertility; Migration; Poland; Population; Population Characteristics; Population Dynamics; Rural Population; Urban Population
vernacular_title: Wplyw ruchliwosci przestrzennej na rodnosc populacji w przekroju miast i gmin rolniczych (proba estymacji demometrycznej)