(3ehShYI GdYfGjI HGdWad h JQHjI GdCHfGA (B/ s - (3GdQhGLHI, YGjOIs ((3YeGf (B:s (3OGQ CSGeI ddfTQ h GdJhRjY,s, 2000)
Keywords: (3GdWahdIs; (3QYGjI GdWahdIs; (3UMI GdWads