Volume 18, Issue 2, April 2014, Pages 25-45
10.22059/ier.2014.53283
Esfandiar Jahangard; Reza Ghazal; Elnaz Ayoughi
Volume 16, Issue 32, October 2012, Pages 41-63
10.22059/ier.2012.32737
Esfandiar Jahangard; Vida Keshtvarz