(3JRhjQ GdNWhW(B: (3WQb GQJcGHI hhSGFd cTaI(B, (3W(B2 / s - (3eCehf cGeds; (3YHOGdMdje jhSas ([S.N] : (3GdQGYi ddWHGYI hGdfTQ , s, 1994)
Keywords: (3GdbGfhfs; (3LQGFe GdJRhjQs; (3GdNWhWs; (3GdJRhjQs