(3ecJHI GdCSQI aj GdCMjGA (B/ s - (3EHQGgje, eMeO QVGs ((3GdbGgQI (B:s (3ecJHI EHf SjfGA,s, 1998)
Keywords: (3Ydhe GdMjGIs; (3Yde GdCMjGA GdObjbIs; (3JdhK GdHjFIs; (3GdYdhe GdWHjYjIs