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1.- Geochemical distribution of selected heavy metals in stream sediments affected by tannery activities Springer; Dordrecht; NLD; Netherlands, 2006 Ver registro
2.- Heavy metals in recent sediments and bottom-fish under the influence of tanneries in south Brazil Springer; Dordrecht; NLD; Netherlands, 2006 Ver registro
3.- U/Pb dating of tonstein layers from a coal succession of the southern Parana Basin (Brazil); a new geochronological approach Elsevier on behalf of International Association for Gondwana Research; Amsterdam and Kochi; III; Int, 2008 Ver registro
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