(3GdehQO GdUZjQ(B: (3bGehS LjH YQHi(B-(3GfcdjRi ddeHJOFjf (B/ s - (3QhMi GdHYdHcis ([S.N] : (3OGQ GdYde ddedGjjf , s, 1992)
Keywords: (3GdeYGLes