Steven R. Gomez, Hua Guo, Caroline Ziemkiewicz, and David H. Laidlaw.
 <b>An Insight- and Task-based Methodology for Evaluating
  Spatiotemporal Visual Analytics</b>.
 In <em>Proceedings of IEEE VAST</em>, 2014.
  <a href="http://vis.cs.brown.edu/docs/pdf/g/Gomez-2014-ITM.pdf.html">(pdf)</a>
  <a href="http://vis.cs.brown.edu/results/bibtex/Gomez-2014-ITM.bib">(bibtex:
  Gomez-2014-ITM)</a>.