(3SjO bWH (B/ s - (3GMeO GdHOhis ((3GdbGgQI (B: s (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1992)
Keywords: (3GdOYhI GdGSdGejIs; (3JGQjN hfbOs; (3GdGNhGf GdeSdehfs