(3OhdI GdQYGjI aj GdGeGQGJ GdYQHj GdeJMOI ef GdMQeGf Edi GdQaGg Edi GdeTGQcI s - (3GdMSf , jhSa(B, s; (3GdMSf , jhSas ((3eQcR GdGeGQGJ ddHMhK GdGfeGFjI hGdGSJQGJjLjI s, 1997)
1