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Submitted on: 01 October 2014.
Revised on: 05 November 2014.
Accepted on: 29 November 2014.
___________________ACTA APPLICANDAE MATHEMATICAE---SPRINGER
Submitted on: 19 March 2009.
Revised on: 13 July 2009.
Accepted on: 10 September 2009.
___________________ACTA APPLICANDAE MATHEMATICAE---SPRINGER
Submitted on: 28 September 2022.
Revised on: 23 January 2023.
Accepted on: 23 February 2023.
___________________ACTA APPLICANDAE MATHEMATICAE---SPRINGER
Submitted on: 11 July 2008.
Revised on: 29 September 2008.
Accepted on: 13 October 2008.
___________________ACTA APPLICANDAE MATHEMATICAE---SPRINGER
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Submitted on: 18 February 2024.
Revised on: 24 March 2024.
Accepted on: 07 May 2024.
___________________ACTA APPLICANDAE MATHEMATICAE---SPRINGER
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