1. Abernathy WJ., Clark KB. (1985) Innovation: Mapping the Winds of Creative Destruction,Research Policy; 14, 3–22.
2. Arcangeli F., Leonardi G., Reggiani A (1985) Alternative Theoretical Frameworks for the Interpretation of Random Utility Models,Papers of the Regional Science Association, 58,7–20.
3. Bandura A (1986) Social Foundation of Thought and Action: A Social Cognitive Theory, Prentice-Hall, Englewood Cliffs, New Jersey.
4. Berg, L. van den, Burns S., Klaassen L.H. (1987) Spatial Cycles, Gower, Aldershot.
5. Berry BJ.L. (1972) Hierarchical Diffusion: The Basis of Developmental Filtering and Spread in a System of Growth Centers, in Hansen N.M. (ed.) Growth Centers in Regional Economic Development, The Free Press, New York, 18–25.