2. Алаев Э.Б. Социально-экономическая география. Понятийно-терминологичекий словарь. -- М., 1983.
3. Isard W. 1956. Location and Space Economy. -- Gambridge: The M.I.T. Press.
4. Chisholm M, O'Sullivan P. 1973. Freight flows and spatial aspects of the British economy. -- New York and London: Cambridge University Press.
5. Smith T.E. 1975. A choice theory of spatial interaction, Regional Science and Urban Economics, 5, pp.137-176.
6. Dogg S.C. 1950. The interactance hypothesis: a gravity model fitting physical masses and human groups // American Sociological Review, 15: 245-256.
7. Batten D.F. and Boyce D.E. 1986. Spatial interaction, transportation, and interregional commodities flow models. The Chapter 9 in Handbook of regional and urban economics Vol.1, edited by Peter Nijkamp. North-Holland, 1986.
8. Anderson, T.R. Intermetropolitan migration: a comparison of the hypotheses of Zip and Stouffer
9. American Sociological Review, 20, pp.285-291, 1955.
10. Leontief W. and A. Strout. 1963. Multi-regional input-output analysis, in T. Barna, (ed.).
11. Ashtakala B, Murthy ASN. 1988. Optimized gravity models for commodity transportation //Journal of Transportation Engineering (ASCE),114:393-408.
12. Wilson A.G. 1967. A statistical theory of spatial distribution models. Transportation Research, 1: 253-269.
13. McFadden D. 1974.Conditional logit analysis of qualitative choice behavior, Frontiers in Econometrics, Academic Press: 105-142.
14. H. Murat Celika, Jean-Michel Guldmann. 2007. Spatial interaction modeling of interregional commodity flows. Socio-Economic Planning Sciences 41:147-162.
15. Meng B. and A. Ando. 2005. An economic derivation of trade coefficients under the framework of multi-regional IO analysis, IDE Discussion Paper, 29.