(3GNJUGUGJ GdSdWI GdJfajPjI aj GdOhdI GdESdGejI hGdfXe GdOSJhQjI GdeYGUQI (B/s - (3GdHOhj, ESeGYjd EHQGgjes ((3GdbGgQI (B: s (3OGQ GdfgVI GdYQHjI,s, 1993)
(3jTJed Ydi HHdjhLQGajI(B.s
Keywords: (3GdfXGe GdSjGSj aj GdESdGes; (3GdSdWI GdJfajPjIs