Submitted on: 04 December 2005.
Revised on: 17 December 2005.
Accepted on: 09 January 2006.
RBRH-Revista Brasileira de Recursos Hidricos
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Submitted on: 31 August 2010.
Revised on: 13 September 2010.
Accepted on: 07 October 2010.
RBRH-Revista Brasileira de Recursos Hidricos
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Submitted on: 08 January 2005.
Revised on: 16 February 2005.
Accepted on: 23 February 2005.
RBRH-Revista Brasileira de Recursos Hidricos
Submitted on: 30 July 2000.
Revised on: 09 August 2000.
Accepted on: 19 August 2000.
RBRH-Revista Brasileira de Recursos Hidricos
Submitted on: 04 September 2011.
Revised on: 08 October 2011.
Accepted on: 22 October 2011.
RBRH-Revista Brasileira de Recursos Hidricos
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Submitted on: 25 August 2009.
Revised on: 22 September 2009.
Accepted on: 17 October 2009.
RBRH-Revista Brasileira de Recursos Hidricos
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