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Submitted on: 01 June 2015.
Revised on: 26 June 2015.
Accepted on: 12 July 2015.
Revista Perspectiva Empresarial
Submitted on: 06 April 2003.
Revised on: 21 April 2003.
Accepted on: 09 May 2003.
Revista Perspectiva Empresarial
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Submitted on: 06 September 2007.
Revised on: 01 October 2007.
Accepted on: 24 October 2007.
Revista Perspectiva Empresarial
Submitted on: 06 December 2013.
Revised on: 20 December 2013.
Accepted on: 08 January 2014.
Revista Perspectiva Empresarial
Submitted on: 26 October 2016.
Revised on: 06 December 2016.
Accepted on: 26 December 2016.
Revista Perspectiva Empresarial
Submitted on: 18 October 2001.
Revised on: 01 December 2001.
Accepted on: 17 December 2001.
Revista Perspectiva Empresarial