Submitted on: 05 July 1999.
Revised on: 09 September 1999.
Accepted on: 08 October 1999.
___________________ISIJ INTERNATIONAL---IRON STEEL INST JAPAN KEIDANREN KAIKAN
Submitted on: 07 February 2009.
Revised on: 07 March 2009.
Accepted on: 30 March 2009.
___________________ISIJ INTERNATIONAL---IRON STEEL INST JAPAN KEIDANREN KAIKAN
Submitted on: 15 June 2019.
Revised on: 11 October 2019.
Accepted on: 06 November 2019.
___________________ISIJ INTERNATIONAL---IRON STEEL INST JAPAN KEIDANREN KAIKAN
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