(3GdbGfhf hGdfXGe GdGLJeGYj (B/s - (3CHh RjO, eMehOs ((3GdbGgQI (B:s (3OGQ GdcJGH ddWHGYI hGdfTQ hGdJhRjY,s, 1987)
(3edGMb (B: (3U(B. 279-290.s
(3cTGa HGdCYdGe (B: (3U(B. 293-302.s
(3bGFeI eUWdMGJ EfLdjRj(B-(3YQHj (B: (3U(B. 305-316.s
(3HHdjhLQGajI (B: (3U(B. 319-325.s
Keywords: (3Yde GdGLJeGY GdbGfhfjs