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Submitted on: 15 March 2008.
Revised on: 28 April 2008.
Accepted on: 09 June 2008.
___________________Journal of Sustainable Metallurgy
Submitted on: 18 February 1998.
Revised on: 10 May 1998.
Accepted on: 05 June 1998.
___________________Journal of Sustainable Metallurgy
Submitted on: 30 June 2021.
Revised on: 05 September 2021.
Accepted on: 20 September 2021.
___________________Journal of Sustainable Metallurgy
Submitted on: 24 October 2021.
Revised on: 07 December 2021.
Accepted on: 02 January 2022.
___________________Journal of Sustainable Metallurgy
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Submitted on: 12 December 1999.
Revised on: 22 February 2000.
Accepted on: 31 March 2000.
___________________Journal of Sustainable Metallurgy
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