(3JLOjO GdfMh h fXQI ShGA (B/ s - (3SGde, Cejf YHO Gddgs ((3GdbGgQI (B:s (3eWHYI GdGeGfI,s, 1986)
Keywords: (3GddZI GdYQHjIs; (3Yde GdUQas; (3bhGYO GddZIs