Volume 17, Issue 1, Spring 2017, Pages 51-59
https://doi.org/10.18869/acadpub.ijpr.17.1.51
Zahra Ahmadi Ganjeh, Farhad Masoudi
Volume 14, Issue 4, Winter 2015, Pages 327-339
S.Z Kalantari, H Tavakoli, M Nami
Volume 6, Issue 2, Spring 2006, Pages 55-65
Ali Pazirandeh, Elham Shekarian