(3eTcdGJ GdCef aj GdNdjL GdYQHj efP GdGfSMGH GdHQjWGfj Edi MQH GdNdjL GdKGfjI (B/s - (3bGSe, LeGd RcQjGs ((3CHh XHj (B:s (3eQcR GdEeGQGJ ddOQGSGJ hGdHMhK GdGSJQGJjLjI,s, 1997)
Keywords: (3GdCef Gdbhejs -- (3Ohd GdNdjL GdYQHjI s; (3MQH GdNdjL,s -- 1991 -- (3LhGfH SjGSjIs; (3Ohd GdNdjL GdYQHjIs -- (3SjGSI OaGYjIs