Silva, C.E.D.A.E. & Azeredo, A. & Dias, A.D.C.L. & Costa, P. & Lailson-Brito, J. & Malm, O. & Guimaraes, J.R.D. & Torres, J.P.M. (2009)
Organochlorine compounds in sharks from the Brazilian coast. Marine Pollution Bulletin, 58(2), 294–298
DOI: 10.1016/j.marpolbul.2008.11.003

de Azevedo E Silva, C.E. & Azeredo, A. & Lailson-Brito, J. & Torres, J.P.M. & Malm, O. (2007)
Polychlorinated biphenyls and DDT in swordfish (Xiphias gladius) and blue shark (Prionace glauca) from Brazilian coast. Chemosphere, 67(9), S48–S53
DOI: 10.1016/j.chemosphere.2006.05.089