Volume 21, Issue 31, June 2005, Pages 39-46
M.R. Soltani; A. R. Davari
Volume 18, Issue 21, March 2002, Pages 31-36
M.R. Soltani; B. Frhanieh; H. Fazeli; A.R. Davari
Volume 17, No . 19, March 2001, Pages 3-10
M. R. Soltani; A.R. Davari