Cheshire, P.C. (1979). Spatial unemployment and inequality. Im Bowers J. K. (ed.), Inflation Development and Integration: essays in honour of A. J. Brown. Leeds University Press.
2.
Disney, R. (1979). Recurrent spells and the concentration of unemployment in Great Britain. Economic Journal, Vol. 89, No. 353.
3.
Gordon I. and Lamont, D. (1980). A model of labour market interdependencies in the London region. Paper delivered to the 12th Annual Conference of the Regional Science Association, British Section, London.
4.
Holt, C.C. (1970). How can the Phillips curve be moved to reduce both inflation and unemployment? In E. S. Phelps (ed.), Microeconomic Foundations of Employment and Inflation Theory. W. W. Norton.