(3HfGA TNUjI GdeSde(B: (3ceG LGAJ ai GdbQGf GdcQje (B/ s - (3eMeO YHOGdQMef YhVs ([S.N] : (3OGQ GdcJH GdYdejI ddfTQ hGdJhRjY , s, 1987)
Keywords: (3GdTNUjIs; (3GdeSdehf hGdGMhGd GdTNUjIs