@article{SSDK12,
 author = {Stoffel, Andreas and Strobelt, Hendrik and Deussen, Oliver and Keim, Daniel A.},
 journal = {Computer Graphics Forum},
 month = {Jun},
 number = {3},
 pages = {1165–1173},
 title = {Document Thumbnails with Variable Text Scaling},
 volume = {31},
 year = {2012}
}