(3LjJh GSQGFjdi ai GdbGgQI eda GdeQcR GdGcGOjei GdGSQGFjdi hGdSjGMI GdGSQGFjdjI HeUQ (B/ s - (3YQaI YHOg Ydis ([S.N] : (3ecJHI eOHhdi , s, 1990)
Keywords: (3GdjghO ai eUQs; (3GdedMbhf GdSjGSjhfs