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by Leighly, John
Published in University of California Publications in Geography, vol. 6, no. 7 (1939)
Published in University of California Publications in Geography, vol. 6, no. 7 (1939)
Article
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by Sandru, I.
Published in Revue Roumaine de geologie, geophysique et geographie, Serie de Geographie (1964)
Published in Revue Roumaine de geologie, geophysique et geographie, Serie de Geographie (1964)
Article
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Article
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