Volume 21, Issue 1, July 2002, Pages 6-12
10.30492/ijcce.2002.9544
Abolghasem Moghimi; Majid Rastegar; Mahdi Ghandi; Hamid Reza Bijanzadeh
Volume 9, Issue 1, June 1990, Pages 9-11
10.30492/ijcce.1990.12251
Morteza Ansarin