http://reply.papertrans.cn/3/259/25840/25840-21.png
Submitted on: 21 January 2009.
Revised on: 21 February 2009.
Accepted on: 19 March 2009.
Punto Genero
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Submitted on: 05 December 1998.
Revised on: 17 January 1999.
Accepted on: 10 February 1999.
Punto Genero
Submitted on: 13 April 2020.
Revised on: 04 May 2020.
Accepted on: 14 May 2020.
Punto Genero---UNIV CHILE, FAC CIENCIAS SOCIALES
Submitted on: 17 May 2011.
Revised on: 24 June 2011.
Accepted on: 14 July 2011.
Punto Genero---UNIV CHILE, FAC CIENCIAS SOCIALES
http://reply.papertrans.cn/3/259/25840/25840-27.png
Submitted on: 30 November 2017.
Revised on: 18 December 2017.
Accepted on: 09 January 2018.
Punto Genero---UNIV CHILE, FAC CIENCIAS SOCIALES
http://reply.papertrans.cn/3/259/25840/25840-29.png
Submitted on: 30 September 2020.
Revised on: 20 October 2020.
Accepted on: 08 November 2020.
Punto Genero