(3ehShYI GdNWhW GdYQHjI hRNGQagG (B/ s - (3eYQha RQjbs ((3ShQjG (B: s (3OGQ GdeYQaI , s, 1993)
Keywords: (3GdNW GdYQHis; (3OQGSI GdNWhWs; (3GdNW GdfSNis