@article{KJG+12a, author = {Kwon, Bum Chul and Javed, Waqas and Ghani, Sohaib and Elmqvist, Niklas and Yi, Ji Soo and Ebert, David}, doi = {10.1109/TVCG.2012.89}, journal = {IEEE Transactions on Visualization and Computer Graphics}, month = {Nov}, number = {11}, pages = {1992--2004}, publisher = {IEEE}, title = {Evaluating the Role of Time in Investigative Analysis of Document Collections}, volume = {18}, year = {2012} }