(3eXGgQ GdJTHg HGdcaGQ aj GdYUQ GdMOjK hCKQgG Ydi GdeSdejf (B/s - (3HGQbYGf, CTQa Hf YHO GdMejOs ([(3O(B. (3e(B. :s (3O(B. (3f(B.](3,s, 2005)
(3cTGaGJ (B: (3U(B. 549-569.s
(3HHdjhLQGajI (B: (3U(B. 570-596.s
Keywords: (3GdHOY aj GdESdGes; (3GdJTHg HGdcaGQ (B((3abg ESdGej(B)s; (3GdeSdehfs -- (3CMhGd GLJeGYjIs