Volume 8, Issue 2, July 2016, Pages 350-335
10.22059/jitm.2016.57539
Saeed Safari; Reyhaneh Helali
Volume 4, Issue 12, October 2012, Pages 113-134
10.22059/jitm.2012.28411
Saeed Safari; Safieh Shirzad; Hassan khalili