@base . a , , ; , , ; "International Industrial Diamond Conference." ; ; ; "1749-1045" ; ; "1749-1045" ; ; "1749-1045" ; "International Industrial Diamond Conference" , "International Industrial Diamond Conference." ; . a , ; "International Industrial Diamond Conference" . . a ; "1749-1045" ; . a ; ; "20060706124600.0"^^ ; ; . "England" . a ; "1749-1045" ; . a . a ; .