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Submitted on: 23 October 2016.
Revised on: 19 February 2017.
Accepted on: 14 March 2017.
___________________International Journal of Industrial Engineering Computations
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Submitted on: 23 November 2021.
Revised on: 13 January 2022.
Accepted on: 26 February 2022.
___________________International Journal of Industrial Engineering Computations
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