1. A.L. Goldberger, L.A.N. Amaral, L. Glass, J.M. Hausdorff, P.Ch. Ivanov, R.G. Mark, J.E. Mietus, G.B. Moody, C.-K. Peng, H.E. Stanley, PhysioBank, PhysioToolkit, and PhysioNet. Components of a New Research Resource for Complex Physiologic Signals, Circulation, 101 (23) (2000). pp. 215–220. (Circulation electronic pages; http://circ.ahajournals.org/cgi/content/full/101/23/e215).
2. Footswitch system for measurement of the temporal parameters of gait;Hausdorff;J. Biomech.,1995
3. Dynamic markers of altered gait rhythm in amyotrophic lateral sclerosis;Hausdorff;J. Appl. Physiol.,2000
4. Altered fractal dynamics of gait: reduced stride-interval correlations with aging and Huntington’s disease;Hausdorff;J. Appl. Physiol.,1997
5. http://www.fdm.uni-freiburg.de/groups/timeseries/tremor/index.php.