Volume 21, Issue 4, November 2008, Pages 397-406
S.A. Gandjalikhan Nassab; R. Moosavi
Volume 16, Issue 1, February 2003, Pages 71-78
Ebrahim Shirani; Mehran Ameri
Volume 14, Issue 4, November 2001, Pages 385-392
H. Ahmadikia; Ebrahim Shirani
Volume 9, Issue 1, February 1996, Pages 9-18
A. G. L. Borthwick