(3bhI Gdafhf (B: s (3GSJQGJjLjGJ GHOGYjI dJYdje Phi GdGMJjGLGJ GdNGUI (B/ s - (3cQjeGf HOjQs; (3YRI LdGd GdOjfs ((3GdbGgQI (B: s (3YGde GdcJH GdMOjK , s, 2005)
Keywords: (3Gdafhfs; (3Gdaf hGdeLJeYs; (3Gdaf (B- (3WQb JOQjSs