Volume 20, Issue 2, September 2009, Pages 139-152
Z. Haddad
Volume 12, Issue 3, December 2001, Pages 69-81
R. Maghsodi Darieh
Volume 12, Issue 2, September 2001, Pages 8-22
M. Ashtari
Volume 12, Issue 1, June 2001, Pages 76-89
M.H. Ebrahimi