Volume 17, Issue 134, February 2015, Pages 1-7
10.22038/ijogi.2015.4014
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Volume 15, Issue 28, December 2012, Pages 1-8
10.22038/ijogi.2012.5630
Nosrat Ghaemi; Samaneh Noroozi Asl; Mohamad Reza Abbaszadegan; Marta Ghahraman; Rahim Vakili