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Original Articles

Map pattern and friction of distance parameters: a comment

Pages 281-283 | Received 18 Feb 1975, Published online: 04 Feb 2007

REFERENCES

  • Chisholm , M. and O'Sullivan , P. 1973 . Freight Flows and the Spatial Structure of the British Economy , Cambridge : Cambridge University Press .
  • Cliff , A.D. , Martin , R.L. and Ord , J.K. 1974 . Evaluating the friction of distance parameter in gravity models . Reg. Studies , 8 : 281 – 286 .
  • Curry , L. 1972 . A spatial analysis of gravity flows . Reg. Studies , 6 : 131 – 147 .
  • Johnston , R.J. 1973 . On frictions of distance and regression coefficients . Area , 5 : 187 – 191 .
  • Johnston , R.J. 1975 . The World Trade System: Some Inquiries into its Spatial Structure , London : G. Bell & Sons .
  • Olsson , G. 1970 . Explanation prediction, and meaning variance: an assessment of distance interaction models . Econ. Geogr. , 46 : 223 – 231 .

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