(3GdYdGL HGdbQBf HBjGJ Gddg GdbQBfjI (B: s (3cja JUHM eYGdLG HGdBjGJ GdbQBfjI (B/ s - (3MfjOb, eMeO MSf MSjf(B.s ((3YeGf (B:s (3OGQ GdHjJ GdYJjb ddfTQ hGdJhRjY, s, 2006)
Keywords: (3GdbQBf GdcQje(B.s; (3GdYdGL(B.s; (3GdSMQ(B.s; (3GdCeQGV(B.s