Volume 16, Issue 88, February 2014, Pages 21-28
10.22038/ijogi.2014.2511
Somayeh Makvandi; M0ohammadreza Abbaspour; Sakineh Aminfar
Volume 14, Issue 5, November 2011, Pages 32-37
10.22038/ijogi.2011.5759
Somayeh Makvandi; Shirin Zargar Shushtari