(3MeGjI GdWahdI ai GdTQjYI GdESdGejI hGdbGfhf GdOhdi GdYGe , hGdShOGfi , hGdSYhOi (B/s - (3eMeO YHO GdLhGO eMeOs ((3GdEScfOQjI (B:s (3efTCI GdeYGQa s, 1977)
(3eXGgQ MeGjI GdWahdI ai GdTQjYI GdESdGejI NeSI hYTQhf efgG (B: (3NeSI bQBfjI , hGKfGYTQ fHhjI hKeGfjI abgjI GLJgGOjIs
. 180-173 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdCMhGd GdTNUjI s; (3GdTQjYI GdESdGejIs