Volume 18, Issue 154, July 2015, Pages 8-18
10.22038/ijogi.2015.4718
Amir Rezaei Ardani; Farhad Farid Hoseini; Mahdieh Borhani Moghani; Hamid Seyfi
Volume 15, Issue 21, September 2012, Pages 24-31
10.22038/ijogi.2012.5663
Akram Armand; Ali Talaee