Volume 29, Issue 6, November and December 2017, Pages 327-331
10.22038/ijorl.2017.25253.1822
Ali Safavi Naini; Jahangir Ghorbani; Sima Montazer lotfe Elahi; Mohsen Beigomi
Volume 19, Issue 49, September and October 2007, Pages 15-18
Afsoon Fazlinezhad; Mahdi Bakhshaee; Navid Nourizadeh