Volume 16, Issue 52, May 2013, Pages 1-7
10.22038/ijogi.2013.874
Mohammad Khajedaluee; Maliheh Dadgar Moghadam
Volume 14, Issue 7, January 2012, Pages 15-23
10.22038/ijogi.2012.6005
Hadi Ranjbar; Mehri Kohan; Abbas Abbaszadeh; Mansour Arab