Volume 38, Issue 4, March 2013, Pages 141-154
10.22059/jes.2013.29869
Karim Mardomi; Hashem Hashemnejad; Malihe Bagheri; Kasra Hassanpour Rahimabad
Volume 37, Issue 60, March 2012, Pages 53-64
Faranak Seifolddini; Hossein Mansourian
Volume 33, Issue 44, January 2008