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Changes in the role and permeability of Polish borders [100.00% relevance]
1, pp. 77-100 | borders, permeability, barriers, border functions Changes in the role and permeability … of openness, and thus the permeability and the functions, of Po-land's borders has changed fundamentally … 77-100 | borders, permeability, barriers, border functions Changes in the role and permeability of Polish
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