(3GdHOGFd GdQHGfjI ai YdGL GdGeQGV GdfSGFjI (B/ s - (3GdgGe eMeO GHQGgjes ([S.N] : (3OGQ GdGSQGA ddfTQ hGdJhRjY , s, 1991)
Keywords: (3GdGSdGe hGdYdes; (3GdGSdGe hGdWHs