Submitted on: 08 February 2001.
Revised on: 06 June 2001.
Accepted on: 24 June 2001.
___________________Journal of Fixed Point Theory and Applications
Submitted on: 05 October 2002.
Revised on: 11 January 2003.
Accepted on: 22 February 2003.
___________________Journal of Fixed Point Theory and Applications
Submitted on: 09 July 2000.
Revised on: 14 October 2000.
Accepted on: 25 October 2000.
___________________Journal of Fixed Point Theory and Applications
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Submitted on: 14 December 2008.
Revised on: 12 March 2009.
Accepted on: 03 April 2009.
___________________Journal of Fixed Point Theory and Applications
Submitted on: 24 April 2017.
Revised on: 22 August 2017.
Accepted on: 08 October 2017.
___________________Journal of Fixed Point Theory and Applications
Submitted on: 16 February 2020.
Revised on: 16 March 2020.
Accepted on: 29 April 2020.
___________________Journal of Fixed Point Theory and Applications
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