Volume 16, Issue 79, December 2013, Pages 18-25
10.22038/ijogi.2013.2168
Somayeh Pourmaleky; Shahnaz Najar; Simin Montazery; Mohamad Hossein Haghighizadeh
Volume 13, Issue 4, September 2010, Pages 21-25
10.22038/ijogi.2010.5832
Nasrin Sarafraz; Simin Montazeri; Najimeh Saadati; S.Mahmud Latifi