Volume 18, Issue 1, January and February 2016, Pages 27-38
A. Ahmadpour, S. M. Mirdamadi, S. Soltani
Volume 11, Issue 3, July and August 2009, Pages 335-362
M.R. Yazdani, B. Saghafian, M. H. Mahdian2, S. Soltani