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Submitted on: 14 December 2019.
Revised on: 02 February 2020.
Accepted on: 27 March 2020.
___________________International Journal of Critical Infrastructures
Submitted on: 08 February 2016.
Revised on: 22 April 2016.
Accepted on: 12 June 2016.
___________________International Journal of Critical Infrastructures
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Submitted on: 01 October 2016.
Revised on: 31 December 2016.
Accepted on: 07 February 2017.
___________________International Journal of Critical Infrastructures
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Submitted on: 16 January 2014.
Revised on: 30 March 2014.
Accepted on: 29 April 2014.
___________________International Journal of Critical Infrastructures
Submitted on: 02 May 2006.
Revised on: 07 August 2006.
Accepted on: 08 September 2006.
___________________International Journal of Critical Infrastructures
Submitted on: 15 March 1998.
Revised on: 14 June 1998.
Accepted on: 23 July 1998.
___________________International Journal of Critical Infrastructures
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