(3GdHWd ai GdhLOGf GdTYHi (B/ s - (3eMeO LHQjds ((3GdbGgQI (B: s (3GdgjFI GdYGeI dbUhQ GdKbGaI , s, 2000)
Keywords: (3GdGOH GdTYHis; (3GdbUU GdTYHjIs; (3GdTNUjI ai GdGOH GdTYHis