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Submitted on: 31 January 2020.
Revised on: 30 March 2020.
Accepted on: 13 May 2020.
___________________International Journal of Education and Information Technologies
Submitted on: 20 July 2009.
Revised on: 10 October 2009.
Accepted on: 19 November 2009.
___________________International Journal of Education and Information Technologies
Submitted on: 21 January 2006.
Revised on: 23 April 2006.
Accepted on: 06 May 2006.
___________________International Journal of Education and Information Technologies
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Submitted on: 26 June 2004.
Revised on: 18 August 2004.
Accepted on: 14 October 2004.
___________________International Journal of Education and Information Technologies
Submitted on: 12 August 2019.
Revised on: 21 November 2019.
Accepted on: 08 January 2020.
___________________International Journal of Education and Information Technologies
Submitted on: 04 October 2010.
Revised on: 12 December 2010.
Accepted on: 30 December 2010.
___________________International Journal of Education and Information Technologies
Submitted on: 04 August 2010.
Revised on: 08 November 2010.
Accepted on: 15 December 2010.
___________________International Journal of Education and Information Technologies