(3GdeYLe GdhSjW ai GdGYQGH (B/ s - (3fGja eYQha s; (3eUWai GdLhRhs ((3HjQhJ (B:s (3OGQ GdfaGFS ddWHGYI hGdfTQ hGdJhRjY ,s, 1988)
Keywords: (3GdfMhs; (3GddZI GdYQHjIs; (3GdeYGLes