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2. The barchans of southern Peru;Finkel;J. Geol.,1959
3. Dune forms and wind regime;Fryberger,1979
4. Wind as a Geological Process on Earth, Mars, Venus and Titan;Greeley,1985
5. The barchan dunes of the Arlequipa region, southern Peru;Hastenrath;Z. Geomorphol.,1967