@article{articlea5d85b77,
title   = {Rock art at the pleistocene/holocene boundary in eastern South America},
author = {Neves, Walter and Araujo, Astolfo Gomes de Mello and Bernardo, Danilo Vicensotto and Kipnis, Renato and Feathers, James K},
year = {2012},
doi = {10.1371/journal.pone.0032228},
journal   = {PLOS ONE}
}