Submitted on: 25 December 2015.
Revised on: 19 April 2016.
Accepted on: 02 May 2016.
___________________Journal of Nonlinear and Variational Analysis
Submitted on: 27 October 2022.
Revised on: 01 December 2022.
Accepted on: 22 December 2022.
___________________Journal of Nonlinear and Variational Analysis
Submitted on: 08 November 2012.
Revised on: 04 December 2012.
Accepted on: 01 January 2013.
___________________Journal of Nonlinear and Variational Analysis
Submitted on: 19 June 2021.
Revised on: 09 September 2021.
Accepted on: 20 October 2021.
___________________Journal of Nonlinear and Variational Analysis
Submitted on: 25 January 2005.
Revised on: 20 April 2005.
Accepted on: 17 May 2005.
___________________Journal of Nonlinear and Variational Analysis
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