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Submitted on: 11 April 2002.
Revised on: 19 May 2002.
Accepted on: 30 May 2002.
___________________Empiria---UNIV NACL EDUCACION & DISTANCIA-UNED, FAC CIENCIAS POLITICAS & SOCIOLOGIA
Submitted on: 25 June 2006.
Revised on: 12 September 2006.
Accepted on: 21 October 2006.
___________________Empiria---UNIV NACL EDUCACION & DISTANCIA-UNED, FAC CIENCIAS POLITICAS & SOCIOLOGIA
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Submitted on: 25 April 2012.
Revised on: 16 June 2012.
Accepted on: 07 August 2012.
___________________Empiria---UNIV NACL EDUCACION & DISTANCIA-UNED, FAC CIENCIAS POLITICAS & SOCIOLOGIA
Submitted on: 27 January 2004.
Revised on: 25 May 2004.
Accepted on: 06 July 2004.
___________________Empiria---UNIV NACL EDUCACION & DISTANCIA-UNED, FAC CIENCIAS POLITICAS & SOCIOLOGIA
Submitted on: 25 April 2015.
Revised on: 23 June 2015.
Accepted on: 02 August 2015.
___________________Empiria---UNIV NACL EDUCACION & DISTANCIA-UNED, FAC CIENCIAS POLITICAS & SOCIOLOGIA
Submitted on: 14 October 2010.
Revised on: 08 November 2010.
Accepted on: 01 December 2010.
___________________Empiria---UNIV NACL EDUCACION & DISTANCIA-UNED, FAC CIENCIAS POLITICAS & SOCIOLOGIA
Submitted on: 04 March 2024.
Revised on: 13 May 2024.
Accepted on: 29 May 2024.
___________________Empiria---UNIV NACL EDUCACION & DISTANCIA-UNED, FAC CIENCIAS POLITICAS & SOCIOLOGIA