Volume 19, Issue 8, May 2016, Pages 6-13
10.22038/ijogi.2016.7028
Ali Khosrobeigi
Volume 18, Issue 140, March 2015, Pages 15-19
10.22038/ijogi.2015.4257
Leila Pourali; Mansoureh Golmohammadi; Sedigheh Ayati; Somayeh Moeen Darbari