montello/pubs/networks_cagis04.pdf · REFERENCES Berendt, B. , R. Rauh, and T. Barkowsky. 1998....
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montello/pubs/networks_cagis04.pdf · REFERENCES Berendt, B. , R. Rauh, and T. Barkowsky. 1998. Spatial thinking with geographic maps: An empirical study. In: H. Czap, H. P. Ohly,