Submitted on: 24 October 2007.
Revised on: 25 November 2007.
Accepted on: 19 December 2007.
RED-Revista Electronica de Direito
Submitted on: 23 May 1998.
Revised on: 20 June 1998.
Accepted on: 03 July 1998.
NULL
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Submitted on: 13 April 2005.
Revised on: 24 April 2005.
Accepted on: 22 May 2005.
RED-Revista Electronica de Direito