(3Gdfeh GdScGfi hWQb Gdfbd ai Gbdje GdbGgQI GdcHQi (B/ s - (3eMHGJ GdTQGHis ([S.N] : (3OGQ GdacQ GdYQHi , s, 1990)
Keywords: (3GdScGfs; (3GdWQbs; (3JNWjW GdeOfs; (3GdeQGab GdYGeIs; (3GdGMjGA GdScfjIs; (3GdJNWjW GdGbdjeis; (3Gdfbd GdOGNdis; (3GdbGgQIs; (3GdWQb GdSQjYIs