http://reply.papertrans.cn/4/301/30096/30096-31.png
Submitted on: 28 July 2015.
Revised on: 20 August 2015.
Accepted on: 08 September 2015.
TWMS Journal of Applied and Engineering Mathematics
http://reply.papertrans.cn/4/301/30096/30096-33.png
Submitted on: 02 August 2005.
Revised on: 15 September 2005.
Accepted on: 28 September 2005.
TWMS Journal of Applied and Engineering Mathematics
http://reply.papertrans.cn/4/301/30096/30096-35.png
Submitted on: 20 April 2009.
Revised on: 16 May 2009.
Accepted on: 12 June 2009.
TWMS Journal of Applied and Engineering Mathematics