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P.C, R.; E.E, S. F.; O.V.Q, F. Intensity of Erosive Processes at Channel Banks of the Upper ParanĂ¡ River, Porto Rico town Area, Parana State (Brazil) - DOI 10.5216/bgg.v19i1.15294. BGG 2011, 19 (1). https://doi.org/10.5216/bgg.v19i1.15294.