author      = "S. Żurek and J. Piskorski and P. Guzik",
  title       = "Stability of the correlation dimension algorithm suggests the existence of an invariant measure in the embedding space of the RR time series",
  booktitle   = "5th Conference of the European Study Group on Cardiovascular Oscillations - ESGCO 2008",
  address     = "Parma, Włochy",
  publisher   = "Parma, Fondazione Don Carlo Gnocchi Onlus",
  pages       = "25--27",
  year        = "2008",