Volume 7, Issue 3, September 2018, Pages 17-62
10.22108/ijgt.2017.21611
Ulderico Dardano; Dikran Dikranjan; Silvana Rinauro
Volume 2, Issue 2, June 2013, Pages 1-8
10.22108/ijgt.2013.1599
Mohammad Farrokhi Derakhshandeh Ghouchan