@article{costa_kern_pinto_souza_2004,  title={The ceramic artifacts in archaeological black earth (terra preta) from Lower Amazon Region, Brazil: chemistry and geochemical evolution},  volume={34},  ISSN={0044-5967},  url={https://doi.org/10.1590/S0044-59672004000300004},  DOI={10.1590/S0044-59672004000300004},  number={3},  journal={Acta Amazonica},  publisher={Instituto Nacional de Pesquisas da Amazônia},  author={Costa, Marcondes Lima da and Kern, Dirse Clara and Pinto, Alice Helena Eleotério and Souza, Jorge Raimundo da Trindade},  year={2004},  month={Jul},  pages={375–386} }