Submitted on: 30 March 2002.
Revised on: 21 April 2002.
Accepted on: 07 May 2002.
___________________ANNALS OF THE INSTITUTE OF STATISTICAL MATHEMATICS
Submitted on: 31 August 2000.
Revised on: 10 December 2000.
Accepted on: 03 February 2001.
___________________ANNALS OF THE INSTITUTE OF STATISTICAL MATHEMATICS
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Submitted on: 13 April 2013.
Revised on: 07 August 2013.
Accepted on: 06 September 2013.
___________________ANNALS OF THE INSTITUTE OF STATISTICAL MATHEMATICS
Submitted on: 26 January 2018.
Revised on: 29 April 2018.
Accepted on: 21 May 2018.
___________________ANNALS OF THE INSTITUTE OF STATISTICAL MATHEMATICS
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Submitted on: 09 December 2021.
Revised on: 14 January 2022.
Accepted on: 04 March 2022.
___________________ANNALS OF THE INSTITUTE OF STATISTICAL MATHEMATICS
Submitted on: 07 September 2016.
Revised on: 29 November 2016.
Accepted on: 10 January 2017.
___________________ANNALS OF THE INSTITUTE OF STATISTICAL MATHEMATICS