Submitted on: 11 September 2003.
Revised on: 10 December 2003.
Accepted on: 02 January 2004.
___________________Ingenieria e Investigacion---UNIV NAC COLOMBIA, FAC INGENIERIA
Submitted on: 21 October 2022.
Revised on: 26 January 2023.
Accepted on: 22 March 2023.
___________________Ingenieria e Investigacion---UNIV NAC COLOMBIA, FAC INGENIERIA
Submitted on: 07 February 2012.
Revised on: 12 May 2012.
Accepted on: 14 June 2012.
___________________Ingenieria e Investigacion---UNIV NAC COLOMBIA, FAC INGENIERIA
Submitted on: 30 October 2010.
Revised on: 25 December 2010.
Accepted on: 11 February 2011.
___________________Ingenieria e Investigacion---UNIV NAC COLOMBIA, FAC INGENIERIA
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Submitted on: 15 January 2006.
Revised on: 13 April 2006.
Accepted on: 25 May 2006.
___________________Ingenieria e Investigacion---UNIV NAC COLOMBIA, FAC INGENIERIA
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Submitted on: 30 April 2019.
Revised on: 04 August 2019.
Accepted on: 02 September 2019.
___________________Ingenieria e Investigacion---UNIV NAC COLOMBIA, FAC INGENIERIA
Submitted on: 11 October 2002.
Revised on: 27 January 2003.
Accepted on: 09 February 2003.
___________________Ingenieria e Investigacion---UNIV NAC COLOMBIA, FAC INGENIERIA
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