(3ajfhS hGOhfjS(B: (3bUI TYQjI dTcSHjQ (B/ s - (3TcSHjQ, hjdjGes; (3YHOGdYRjR Jhajb LGhjOs ((3GdbGgQI (B: s (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1987)
Keywords: (3GdbUU GdGfLdjRjIs; (3GdTYQ GdGfLdjRi GdeJQLes; (3GdGOH GdGfLdjRi GdeJQLes; (3TcSHjQ, hjdjGes