Johannes Novotny, Joshua Tveite, Morgan L. Turner, Stephen Gatesy, Fritz Drury,
  Peter Falkingham, and David H. Laidlaw.
 <b>Developing Virtual Reality Visualizations for Unsteady Flow
  Analysis of Dinosaur Track Formation using Scientific Sketching</b>.
 <em>IEEE Transactions on Visualization and Computer Graphics</em>,
  25(5):2145--2154, May 2019.
  <a href="http://vis.cs.brown.edu/docs/pdf/g/Novotny-2019-DVR.pdf.html">(pdf)</a>
  <a href="http://vis.cs.brown.edu/results/bibtex/Novotny-2019-DVR.bib">(bibtex:
  Novotny-2019-DVR)</a>.