- Leinbach , Thomas R . September, 1971 . Transportation and Modernization in Malaya , Department of Geography, The Pennsylvania State University . unpublished Ph.D. dissertation
- Janelle , Donald G . 1969 . Spatial Reorganization: A Model and Concept . Annals , 59 : 348 – 364 . of the Association of American Geographers
- Berry , B. J. L . 1966 . Essays on Commodity Flows and the Spatial Structure of the Indian Economy , 192 Chicago : Department of Geography, University of Chicago . Research Paper No. 111
- Where N = 123, the total possible number of cell pairs is calculated by: N (N−k+1) =123.122=15,006
- Gould , Peter R . 1970 . Tanzania 1920-63: The Spatial Impress of the Modernization Process . World Politics , 22 : 149 – 170 .
- Friedmann , J . 1966 . Regional Development Policy: A Case Study of Venezuela , Cambridge : The M.I.T. Press .
- Kuhn , Harold W and Kuenne , Robert E . 1962 . An Efficient Algorithm for the Numerical Solution of the Generalized Weber Problem in Spatial Economics . Journal of Regional Science , 4 : 21 – 35 .
- ∗Grateful acknowledgment is made to the Director General and staff of the Department of Telecommunications, Federation of Malaysia for providing the message sample used in this study.
The Professional Geographer
Volume 25, 1973 - Issue 1