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![](./images/clear.gif) 1.- (super 238) U- (super 234) U- (super 230) Th- (super 226) Ra radioactive disequilibria in an Amazon lateritic profile (Manaus, Brazil)
Elsevier; New York, NY; III; International, 2006
Abstracts of the 16th annual V. M. Goldschmidt conference
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![](./images/clear.gif) 2.- LUMINESCENCE DATES FOR THE PALEOINDIAN SITE OF PEDRA PINTADA, BRAZIL
PERGAMON; OXFORD; GBR; UNITED KINGDOM, 1998
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