@article{articled5296321,
title   = {Some evidence of a date of first humans to arrive in Brazil},
author = {Watanabe, Shigueo and Feria Ayta, Walter Elias and Hamaguchi, Henrique and Guidon, Niède and Salvia, Eliany S. La and Maranca, Silvia and Baffa, Oswaldo},
year = {2003},
journal   = {Journal of Archaeological Science}
}