@Article{        kniss:2007,
  author = 	 "Joe Kniss and Warren Hunt and Kristin Potter and Pradeep Sen",
  title = 	 "IStar: A Raster Representation for Scalable Image and Volume Data",
  journal = 	 "IEEE Transactions on Visualization and Computer Graphics",
  year = 	 "2007",
  volume = 	 "13",
  number = 	 "6",
  pages = 	 "1424--1431",
}