@article{BeimGrabenAtmanspacher2006,
  author    = {Peter Beim Graben and Harald Atmanspacher},
  title     = {Complementarity in classical dynamical systems},
  doi       = {10.1007/s10701-005-9013-0},
  url       = {http://www.springerlink.com/content/101591},
  year      = {2006},
}