%0 Conference Paper %B Readings in information visualization %D 1999 %T Physical data %A Card,S.K. %A Mackinlay,J.D. %A Shneiderman, Ben %B Readings in information visualization %I Morgan Kaufmann Publishers Inc. %C San Francisco %P 37 - 38 %8 1999/// %@ 1-55860-533-9 %G eng