Submitted on: 24 May 1999.
Revised on: 30 June 1999.
Accepted on: 22 August 1999.
___________________Journal of Cases on Information Technology
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Submitted on: 21 March 2011.
Revised on: 14 May 2011.
Accepted on: 02 June 2011.
___________________Journal of Cases on Information Technology
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Submitted on: 07 March 2018.
Revised on: 08 June 2018.
Accepted on: 06 August 2018.
___________________Journal of Cases on Information Technology
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Submitted on: 14 April 2002.
Revised on: 02 June 2002.
Accepted on: 15 June 2002.
___________________Journal of Cases on Information Technology
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Submitted on: 18 September 2010.
Revised on: 08 December 2010.
Accepted on: 14 January 2011.
___________________Journal of Cases on Information Technology