(3GdjSQ aj GdbQBf GdcQje (B: s (3OQGSI ehVhYjI (B/ s - (3GdSjhQj, QCaJ cGed YjOs ((3YeGf (B: s (3OGQ GdfaGFS ddfTQ hGdJhRjY, s, 2006)
Keywords: (3GdbQBf GdcQje(B.s; (3Ydhe GdbQBf(B.s; (3Gdabg(B.s