1. ABNT - Associaҫão Brasileira de Normas Técnicas (2010) ISO 17616:2010 Soil quality—guidance on the choice and evaluation of bioassays for ecotoxicological characterization of soils and soil materials. ABNT, Rio de Janeiro, p 11, in Portuguese
2. ABNT - Associaҫão Brasileira de Normas Técnicas (2007) NBR 15537. Terrestrial Ecotoxicology: Acute toxicity. Method of earthworms test. ABNT, Rio de Janeiro, p 11, in Portuguese
3. ABNT - Associaҫão Brasileira de Normas Técnicas (2011a) ISO 15799:2003 Soil quality—guidance on the ecotoxicological characterization of soils and soil materials. ABNT, Rio de Janeiro, p 42, in Portuguese
4. ABNT - Associaҫão Brasileira de Normas Técnicas (2011b) ISO 11267:1999. Soil quality—inhibition of reproduction of Collembola (Folsomia candida) by soil pollutants. ABNT, Rio de Janeiro, p 18, in Portuguese
5. ABNT Associaҫão Brasileira de Normas Técnicas (2011) ISO 17512-1:2008. Soil quality—avoidance test for determining the quality of soils and effects of chemicals on behaviour Part 1: Test with earthworms (Eisenia fetida and Eisenia andrei). ABNT, Rio de Janeiro, p 26, in Portuguese