Volume 15, Issue 26, August 2012, Pages 8-14
10.22038/ijogi.2012.5639
Nahid Golmakani; Akram Esfalani; Maryam Kabirian
Volume 13, Issue 2, May 2010, Pages 31-37
10.22038/ijogi.2010.5862
Maliheh Keshvari; Mohammad Reza Darabi; Reza Abbasioun
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