(3GdUMGaI GdeOQSjI (B/ s - (3EHQGgje, ehSis ((3YeGf (B:s (3OGQ GdESQGA ddfTQ h GdJhRjY,s, 2005)
Keywords: (3GdWdGHs; (3GdUMGaIs; (3GdeOQSIs