Linhares, Carolina Rodrigues, et al. “Reproducing the Organic Matter Model of Anthropogenic Dark Earth of Amazonia and Testing the Ecotoxicity of Functionalized Charcoal Compounds”. Pesquisa Agropecuaria Brasileira, vol. 47, no. 5, June 2012, pp. 693-8, doi:10.1590/S1678-3921.pab2012.v47.10026.