(3eLeY GdGeKGd (B/ s - (3GdejOGfi GdfjSGHhQi (B, (3GMeO Hfs; (3fYje MSf RQRhQs ([S.N] : (3OGQ GdcJH GdYdejI ddfTQ hGdJhRjY , s, 1988)
Keywords: (3GdGOH GdYQHis; (3GdGeKGd GdYQHjIs; (3GdHdGZI GdYQHjIs; (3GdGOH GdTYHis; (3GdfKQ GdTYHis