@article{Piskorski:2018,
  author  = "J. Piskorski and M. Kośmider and D. Mieszkowski and T. Krauze and A. Wykrętowicz and P. Guzik",
  title   = "Properties of Asymmetric Detrended Fluctuation Analysis in the time series of RR intervals",
  journal = "Physica A",
  volume  = "Vol. 491",
  pages   = "347--360",
  year    = "2018",
}