(3CSQGQ aj MjGI GdJGFHGJ (B/s - (3YKeGf, YHO GdeWdH MeOs ((3GdQjGV (B:s (3OGQ Whjb ddfTQ hGdJhRjY,s, 2000)
Keywords: (3GdJhHI (B((3ESdGe(B)s; (3GdhYX hGdEQTGOs