Volume 18, Issue 1, June 1999, Pages 30-32
10.30492/ijcce.1999.10472
Mohammad Sadegh Khajavi; Seyed Saheb Sadat Hosseini; Nasser Montazari
Volume 16, Issue 2, December 1997, Pages 68-71
10.30492/ijcce.1997.10125
Mohammad Sadegh Khajavi; Seyed Saheb Sadat Hosseini; Fatemeh Sefidkon