(3cJGH GdcGajg aj GdfMh (B/ s - (3EHf GdMGLH, LeGd CHh YeQh YKeGf Hf YeQ GdfMhj GdeGdcjs ((3HjQhJ (B:s (3OGQ GdcJH GdYdejI,s, 1982)
Keywords: (3dZI YQHjIs; (3GdfMh h GdUQas