Authors
- Seyed Kamal Sadeghi 1
- Rahman Khosh akhlag 2
- Mostafa Emadzadeh 3
- Rahim Dallaly Esfahani 4
- Mahdi Nafar 4
1 Assistant Professor University of Tabriz
2 Associate Professor , University of Isfahan
3 Professor , University of Isfahan
4 Assistant Professor , University of Isfahan
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