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Resident vital statistics of cities and counties, New York State, 1940-1949 : Births, stillbirths, infant mortality, deaths from important causes, and cases of certain reportable diseases
(1950)
Population : the vital revolution
Freedman, Ronald, (1964)
World population : the view ahead ; proceedings of the Conference on World Population Problems held at Indiana University on May 3-6, 1967
Farmer, Richard N., (1968)
Two essays on Alonso's theory of movement
Ledent, Jacques, (1982)
A model of urbanization with nonlinear migration flows
Ledent, Jacques, (1986)
Forecasting interregional migration : an economic demographic approach