Ávila, T. R., J. G. F. Bersano, and G. Fillmann. “Lethal and Sub-Lethal Effects of the Water-Soluble Fraction of a Light Crude Oil on the Planktonic Copepod Acartia Tonsa”. Ecotoxicology and Environmental Contamination, vol. 5, no. 1, Aug. 2010, pp. 19-25, doi:10.5132/jbse.2010.01.004.