Volume 26, Issue 4, December 2007, Pages 29-37
10.30492/ijcce.2007.7598
Maryam Sadi; Bahram Dabir
Volume 25, Issue 4, December 2006, Pages 77-84
10.30492/ijcce.2006.8035
Abbas Shahrabadi; Bahram Dabir; Maryam Sadi