(3jhgGf SHGSJjGf (B/ s - (3QJjHI GdMafis ([S.N] : (3OGQ GdcJGH GdeUQi , s, 1993)
Keywords: (3GdehSjbis; (3GdGdGJ GdehSjbjIs; (3GdGhQcSJQGs; (3ehSjbi GdLGRs; (3GdGTcGd GdehSjbjIs