@article{SaparinKurthsGowinetal.1997,
  author    = {Peter Saparin and J{\"u}rgen Kurths and P. Gowin and D. Felsenberg},
  title     = {Die quantitative Beurteilung trabecul{\"a}rer Knochenstrukturen der Lendenwirbelk{\"o}rper durch Meßmethoden der nicht-linearen Dynamik},
  year      = {1997},
}