(3Gdedc djQ (B/ s - (3eMeO YfGfis; (3TcSHjQ, hjdjGes ((3GdbGgQI (B: s (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1996)
Keywords: (3GdGOHs; (3GdGOH GdGfLdjRis; (3GdeSQM GdGfLdjRis