(3eNJGQGJ GdeLdI GdGaQjbjI ddYdhe GdSjGSjI (B: s (3GdfgVI GdGaQjbjI (B/ s - (3GdLeYjI GdGaQjbjI ddYdhe GdSjGSjIs ((3GdbGgQI (B: s (3HQfGeL GdOQGSGJ GdGaQjbjI GdeUQjI , s, 2002)
Keywords: (3GdeQCIs; (3Mbhb GdGfSGfs; (3GaQjbjG (B- (3GdGMhGd GdSjGSjIs; (3GdYhdeI (B- (3GaQjbjGs; (3CKfjIs