Volume 39, Issue 4, July and August 2020, Pages 193-204
10.30492/ijcce.2019.36703
Khuram Shahzad Ahmad
Volume 24, Issue 1, March 2005, Pages 33-40
10.30492/ijcce.2005.8130
Sayed Jamaleddin Shahtaheri; Azam Mesdaghinia; Derek Stevenson