@inproceedings{mcguffin2004c,
  author = {Michael J. McGuffin and Gord Davison and Ravin Balakrishnan},
  title = {{Expand-Ahead}: A Space-Filling Strategy for Browsing Trees},
  booktitle = {Proceedings of
     IEEE Symposium on Information Visualization (InfoVis) 2004},
  year = 2004,
  month = "October",
  pages = {119--126},
  location = "Austin, Texas"
}