1. Intel-metropolitan Migration: A Comparison of the Hypotheses of Zipf and Stouffer;Anderson;AMERICAN SOCIOLOGICAL REVIEW,June, 1955
2. Interstate Migration and Intervening Opportunities;Bright;AMERICAN SOCIOLOGICAL REVIEW,December, 1941
3. The Interactance Hypothesis: A Gravity Model Fitting Physical Masses and Human Groups;Dodd;AMERICAN SOCIOLOGICAL REVIEW,April, 1950
4. The Market Potential Concept and the Analysis of Location;Dunn;PAPERS AND PROCEEDINGS OF THE REGIONAL SCIENCE ASSOCIATION,1956
5. The Market as a Factor in the Localization of Industry in the United States;Harris;ANNALS OF THE ASSOCIATION OF AMERICAN GEOGRAPHERS,December, 1954