Submitted on: 22 August 2002.
Revised on: 30 October 2002.
Accepted on: 06 December 2002.
___________________Apuntes-Revista de Ciencias Sociales
Submitted on: 07 March 2019.
Revised on: 30 March 2019.
Accepted on: 26 April 2019.
___________________Apuntes-Revista de Ciencias Sociales
Submitted on: 09 November 2023.
Revised on: 26 December 2023.
Accepted on: 17 January 2024.
___________________Apuntes-Revista de Ciencias Sociales
Submitted on: 10 August 2015.
Revised on: 10 September 2015.
Accepted on: 20 October 2015.
___________________Apuntes-Revista de Ciencias Sociales
http://reply.papertrans.cn/1/24/2315/2315-25.png
Submitted on: 07 November 2001.
Revised on: 06 December 2001.
Accepted on: 29 December 2001.
___________________Apuntes-Revista de Ciencias Sociales
http://reply.papertrans.cn/1/24/2315/2315-27.png
http://reply.papertrans.cn/1/24/2315/2315-28.png
Submitted on: 07 January 2010.
Revised on: 20 March 2010.
Accepted on: 22 April 2010.
___________________Apuntes-Revista de Ciencias Sociales
http://reply.papertrans.cn/1/24/2315/2315-30.png