| Article ID: | iaor2007998 |
| Country: | Netherlands |
| Volume: | 169 |
| Issue: | 2 |
| Start Page Number: | 887 |
| End Page Number: | 896 |
| Publication Date: | Oct 2005 |
| Journal: | Applied Mathematics and Computation |
| Authors: | Shoja N., Tohidi G., Razavyan S., Lotfi F. Hosseinzadeh, Jahanshahloo Gholamreza R. |
In this paper we use a simple but very important modification of proposed model by Cooper