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Submitted on: 14 March 2008.
Revised on: 27 June 2008.
Accepted on: 23 July 2008.
___________________Cuaderno Activa---TECNOLOGICO ANTIOQUIA-INST UNIV, FAC INGENIERIA
Submitted on: 30 October 2005.
Revised on: 20 November 2005.
Accepted on: 17 December 2005.
___________________Cuaderno Activa---TECNOLOGICO ANTIOQUIA-INST UNIV, FAC INGENIERIA
Submitted on: 26 November 2000.
Revised on: 17 December 2000.
Accepted on: 06 February 2001.
___________________Cuaderno Activa---TECNOLOGICO ANTIOQUIA-INST UNIV, FAC INGENIERIA
Submitted on: 05 March 2020.
Revised on: 15 May 2020.
Accepted on: 13 July 2020.
___________________Cuaderno Activa---TECNOLOGICO ANTIOQUIA-INST UNIV, FAC INGENIERIA
Submitted on: 18 June 2018.
Revised on: 13 September 2018.
Accepted on: 27 October 2018.
___________________Cuaderno Activa---TECNOLOGICO ANTIOQUIA-INST UNIV, FAC INGENIERIA
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Submitted on: 01 November 1998.
Revised on: 26 February 1999.
Accepted on: 25 April 1999.
___________________Cuaderno Activa---TECNOLOGICO ANTIOQUIA-INST UNIV, FAC INGENIERIA