(3GdHQGgjf GdYbdjI Ydi hLhO Gddg hGdQO Ydi GdeGOjjf hGdWHYjf hGdefcQjf (B/ s - (3YHOGdefYe GdMafis ([S.N] : (3GdOGQ GdTQbjI , s, 1993)
Keywords: (3GdhLhOjIs; (3PGJ Gddg hUaGJgs; (3GdbOQIs