Volume 28, Issue 2, May 2012, Pages 159-172
M.R. Karimi Shahri; V. Dehvari; M. Hajian Shahri; A. Mokhtarian
Volume 22, Issue 4, December 2006, Pages 417-428
E. Ganji Moghadam; A. Mokhtarian; M. R. Kiani
Volume 20, Issue 2, August 2004, Pages 183-198
E. Ganji Moghadam; Mokhtarian