Submitted on: 18 August 2006.
Revised on: 14 December 2006.
Accepted on: 31 December 2006.
___________________Journal of Integral Equations and Applications
http://reply.papertrans.cn/2/175/17431/17431-12.png
http://reply.papertrans.cn/2/175/17431/17431-13.png
Submitted on: 12 March 2012.
Revised on: 26 June 2012.
Accepted on: 20 July 2012.
___________________Journal of Integral Equations and Applications
Submitted on: 17 June 2006.
Revised on: 25 September 2006.
Accepted on: 17 November 2006.
___________________Journal of Integral Equations and Applications
Submitted on: 20 February 2001.
Revised on: 21 April 2001.
Accepted on: 10 June 2001.
___________________Journal of Integral Equations and Applications
Submitted on: 11 July 2007.
Revised on: 15 August 2007.
Accepted on: 09 September 2007.
___________________Journal of Integral Equations and Applications
Submitted on: 12 March 2010.
Revised on: 19 May 2010.
Accepted on: 17 June 2010.
___________________Journal of Integral Equations and Applications
Submitted on: 26 May 2010.
Revised on: 22 June 2010.
Accepted on: 03 July 2010.
___________________Journal of Integral Equations and Applications
http://reply.papertrans.cn/2/175/17431/17431-20.png