Volume 20, Issue 2, December 2001, Pages 96-101
10.30492/ijcce.2001.9976
Afsaneh Safavi; Esmaeil Shams
Volume 16, Issue 1, June 1997, Pages 15-18
10.30492/ijcce.1997.10327
Afsaneh Safavi; Mohammad Bagher Golivand