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"The current state and the main trends in the development of geographical ..."
A. V. Koshkariov, Vladimir S. Tikunov, A. M. Trofimov (1989)
- A. V. Koshkariov, Vladimir S. Tikunov, A. M. Trofimov:
The current state and the main trends in the development of geographical information systems in the U.S.S.R. Int. J. Geogr. Inf. Sci. 3(3): 257-272 (1989)
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