Volume 9, Issue 15, September 2012, Pages 42-66
10.22111/jeps.2012.686
k boshlideh; naser yoosefi; jamal haghighi; nasar behrooziy
Volume 9, Issue 16, July 2012, Pages 80-56
10.22111/jeps.2012.1039
jamal salimi; naser yoosefi; mohamad karimi