Submitted on: 08 August 2003.
Revised on: 23 November 2003.
Accepted on: 14 January 2004.
___________________International Journal of Engineering Pedagogy
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Submitted on: 29 March 2003.
Revised on: 24 May 2003.
Accepted on: 22 July 2003.
___________________International Journal of Engineering Pedagogy
Submitted on: 02 September 2013.
Revised on: 06 December 2013.
Accepted on: 22 January 2014.
___________________International Journal of Engineering Pedagogy
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Submitted on: 29 July 2020.
Revised on: 17 November 2020.
Accepted on: 05 January 2021.
___________________International Journal of Engineering Pedagogy