@PhdThesis{SCI:Tri2002c,
  author =    "X. Tricoche",
  title =     "Vector and Tensor Topology Simplification,
              Tracking, and Visualization",
  year =      "2002",
  school =    "Universitat Kaiserslautern",
  note =      "Schriftenreihe Fachbereich Informatik (3)",
  url =       "http://www.sci.utah.edu/publications/tricoche02/phd.pdf",
}