Submitted on: 13 November 2009.
Revised on: 09 February 2010.
Accepted on: 21 March 2010.
___________________International Journal of Combinatorial Optimization Problems and Informatics
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Submitted on: 27 May 2003.
Revised on: 14 July 2003.
Accepted on: 07 August 2003.
___________________International Journal of Combinatorial Optimization Problems and Informatics
Submitted on: 21 July 2015.
Revised on: 10 November 2015.
Accepted on: 03 December 2015.
___________________International Journal of Combinatorial Optimization Problems and Informatics
Submitted on: 22 April 2022.
Revised on: 12 August 2022.
Accepted on: 15 September 2022.
___________________International Journal of Combinatorial Optimization Problems and Informatics
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Submitted on: 08 January 2017.
Revised on: 01 May 2017.
Accepted on: 18 May 2017.
___________________International Journal of Combinatorial Optimization Problems and Informatics
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