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Submitted on: 19 May 2017.
Revised on: 04 August 2017.
Accepted on: 25 August 2017.
___________________Encrucijadas-Revista Critica de Ciencias Sociales
Submitted on: 01 April 1999.
Revised on: 24 May 1999.
Accepted on: 15 July 1999.
___________________Encrucijadas-Revista Critica de Ciencias Sociales
Submitted on: 03 November 2008.
Revised on: 01 March 2009.
Accepted on: 16 March 2009.
___________________Encrucijadas-Revista Critica de Ciencias Sociales
Submitted on: 25 August 2018.
Revised on: 28 September 2018.
Accepted on: 22 November 2018.
___________________Encrucijadas-Revista Critica de Ciencias Sociales
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Submitted on: 30 June 2007.
Revised on: 07 September 2007.
Accepted on: 02 November 2007.
___________________Encrucijadas-Revista Critica de Ciencias Sociales
Submitted on: 18 December 2000.
Revised on: 27 March 2001.
Accepted on: 09 April 2001.
___________________Encrucijadas-Revista Critica de Ciencias Sociales
Submitted on: 12 July 1998.
Revised on: 11 October 1998.
Accepted on: 07 December 1998.
___________________Encrucijadas-Revista Critica de Ciencias Sociales
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