Volume 33, Issue 1, March 2014, Pages 67-73
10.30492/ijcce.2014.7197
Hossein Ghanadzadeh; Allahyar Daghbandan; Mohammd Akbarizadeh
Volume 10, Issue 1, June 1991, Pages 24-34
10.30492/ijcce.1991.10939
M.R. Hadjmohammadi; A. Samadi Meibodi