Volume 32, Issue 2, Spring 2008, Pages 117-127
E. HEIDARIAN; B. HAGHIGHI
Volume 31, Issue 3, Autumn 2007, Pages 313-320
B. HAGHIGHI; F. FALAHATI
Volume 29, Issue 1, Winter 2005, Pages 71-78
B. HAGHIGHI; A. M. AGHATABAR; GH. SHAHSAVARI
Volume 28, Issue 1, Spring 2004, Pages 149-160
B. HAGHIGHI; M. AKMALY