(3GdOhdI GdYHGSjI (B/ s - (3YUGe GdOjf YHOGdQDha Gdabis ((3GdbGgQI (B: s (3ecJHI fgVI GdTQb , s, 1987)
Keywords: (3GdOhdI GdYHGSjIs; (3GdSdGLbIs; (3GdOhdI GdGSdGejI (B- (3JGQjNs; (3GdOhdI GdGSdGejIs