(3cdjGJ GdJQHjI (B((3GdGhVGY hGdJWdYGJ(B) / s - (3GMeO GSeGYjd MLis; (3YHOGdZfi GdYHhOs ([S.N] : (3ecJHI GdfgVI GdeUQjI , s, 1994)
Keywords: (3GdJYdjes; (3GdJYdje GdLGeYis; (3GdJOQjSs; (3GdLGeYGJ hGdcdjGJs; (3GdJYdje Gdegfis; (3GdeOQShfs