(3CMcGe GdeJMjQI aj GdMjV (B/s - (3Gdejehf ,eMeO Hf YHO GdhGMO Hf eMeO Hf YeQ s 358-449 (3g`(B.s; (3GHf YHO GdQMje, CTQa Hf YHO GdebUhOs ((3GdQjGV (B:s (3ecJHI CVhGA GdSda,s, 1997)
Keywords: (3GdMjV (B((3GdWgGQI(B)s; (3GdWgGQI (B((3abg ESdGej(B)s