(3JUfja GdeYGQa hGdYdhe YHQ GdYUhQ (B/ s - (3GdNWjH, ahRj Ndjds ((3GQHO (B: s (3eDSSI MeGOI ddOQGSGJ GdLGeYjI h GdfTQ h GdJhRjY, s, 2002)
Keywords: (3GdJUfja(B.s; (3QDhS GdehVhYGJ(B.s; (3GdCfXeI(B.s