Hirtle, S. C., & Frank, A. U. (1997). Spatial information theory: A theoretical basis for GIS : International Conference COSIT '97 Laurel Highlands, Pennsylvania, USA October 15-18, 1997 :. Berlin: Springer.
Παραπομπή Chicago StyleHirtle, Stephen C., and Andrew U. Frank. Spatial Information Theory: A Theoretical Basis for GIS : International Conference COSIT '97 Laurel Highlands, Pennsylvania, USA October 15-18, 1997 :. Berlin: Springer, 1997.
Παραπομπή MLAHirtle, Stephen C., and Andrew U. Frank. Spatial Information Theory: A Theoretical Basis for GIS : International Conference COSIT '97 Laurel Highlands, Pennsylvania, USA October 15-18, 1997 :. Berlin: Springer, 1997.
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