@article{WesselSchwarzSaparinetal.2002,
  author    = {Niels Wessel and Udo Schwarz and Peter Saparin and J{\"u}rgen Kurths},
  title     = {Symbolic dynamics for medical data analysis},
  url       = {http://www.agnld.uni-potsdam.de/~shw/Paper/EUROATTRACTOR2000.ps},
  year      = {2002},
}