Submitted on: 16 July 2005.
Revised on: 13 August 2005.
Accepted on: 24 August 2005.
Revista Internacional de Contaminacion Ambiental
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http://reply.papertrans.cn/3/271/27005/27005-23.png
Submitted on: 13 October 2000.
Revised on: 22 November 2000.
Accepted on: 28 November 2000.
Revista Internacional de Contaminacion Ambiental
Submitted on: 08 April 2020.
Revised on: 15 May 2020.
Accepted on: 08 June 2020.
Revista Internacional de Contaminacion Ambiental
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Submitted on: 07 April 2016.
Revised on: 17 May 2016.
Accepted on: 09 June 2016.
Revista Internacional de Contaminacion Ambiental
Submitted on: 05 August 2011.
Revised on: 03 September 2011.
Accepted on: 12 September 2011.
Revista Internacional de Contaminacion Ambiental
Submitted on: 23 October 2004.
Revised on: 07 November 2004.
Accepted on: 22 November 2004.
Revista Internacional de Contaminacion Ambiental
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