@article{localbackbones,
  title = {Local Backbones},
  author = {Ronald de Haan and Iyad Kanj and Stefan Szeider},
  year = {2013},
  eprint = {1304.5479},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1304.5479v3},
}