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Urban development models: New tools for planning
Wolfe, Harry B., (1965)
Robinson, Ira M., (1965)
Urban problems and prospects
Everett, Robinson O., (1965)
Urban and regional planning in the Third World with geographic information system support
Harris, Britton, (1990)
The legacy of the Herbert-Stevens-Model
Harris, Britton, (2001)
Change and equilibrium in the urban system
Harris, Britton, (1970)