@article{RiedlvanLeeuwenSuhrbieretal.2009,
  author    = {Maik Riedl and Peter Jan van Leeuwen and Alexander Suhrbier and Hagen Malberg and Dietrich Groenemeyer and J{\"u}rgen Kurths and Niels Wessel},
  title     = {Testing foetal-maternal heart rate synchronization via model-based analyses},
  doi       = {10.1098/rsta.2008.0277},
  url       = {http://rsta.royalsocietypublishing.org/},
  year      = {2009},
}