Volume 22, Issue 2, November and December 2013, Pages 65-76
M. Mahmood; P. Eghtesadi Araghi; A. Mashinchian; M.R. Fatemi; GH. Riazi
Volume 16, Issue 2, January and February 2008, Pages 19-28
H. Piri; A. Keyvan; M. Piri; S. Yelghi
Volume 9, Issue 1, March and April 1999, Pages 73-76
A. Abdoli; B. Coad; M. Naderi