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Submitted on: 13 October 1998.
Revised on: 15 December 1998.
Accepted on: 10 January 1999.
___________________Aslib Journal of Information Management
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Submitted on: 23 December 2015.
Revised on: 26 March 2016.
Accepted on: 11 April 2016.
___________________Aslib Journal of Information Management
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Submitted on: 11 March 2018.
Revised on: 21 April 2018.
Accepted on: 09 May 2018.
___________________Aslib Journal of Information Management
Submitted on: 28 July 2011.
Revised on: 27 October 2011.
Accepted on: 25 November 2011.
___________________Aslib Journal of Information Management
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