(3CKQ GdOdGdI GdfMhjI h GddZhjI aj ESJfHGW GdCMcGe ef BjGJ GdbQBf GdJTQjYjI (B/ s - (3GdSYOj, YHO GdbGOQ YHO GdQMefs ((3YeGf (B:s (3OGQ YeGQ ddfTQ hGdJhRjY,s, 2000)
Keywords: (3GdbQBf GdcQje(B.s; (3EYQGH GdbQBf(B.s; (3GddZI GdYQHjI(B.s; (3bhGYO GddZI(B.s; (3fMh GdbQBf(B.s