(3GdGYJUGe (B/ s - (3GHhGSMb GHQGgje GdTGWHis; (3eMeO QTjO QVGs ([S.N] : (3OGQ GdQMeI ddfTQ hGdJhRjY , s, 1988)
Keywords: (3GdHOY ai GdGSdGes