Submitted on: 16 September 1999.
Revised on: 27 October 1999.
Accepted on: 03 November 1999.
Revista Cientifica Hermes
Submitted on: 15 February 2023.
Revised on: 29 March 2023.
Accepted on: 23 April 2023.
Revista Cientifica Hermes
Submitted on: 20 June 2020.
Revised on: 22 July 2020.
Accepted on: 06 August 2020.
Revista Cientifica Hermes---FAC INST PAULISTA ENSINO-FIPEN
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Submitted on: 21 December 2002.
Revised on: 31 January 2003.
Accepted on: 25 February 2003.
Revista Cientifica Hermes---FAC INST PAULISTA ENSINO-FIPEN
Submitted on: 13 April 2001.
Revised on: 11 May 2001.
Accepted on: 31 May 2001.
Revista Cientifica Hermes
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Submitted on: 01 April 2004.
Revised on: 05 May 2004.
Accepted on: 01 June 2004.
Revista Cientifica Hermes
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