@article{strongbackdoorsfordefaultlogic,
  title = {Strong Backdoors for Default Logic},
  author = {Johannes K. Fichte and Arne Meier and Irina Schindler},
  year = {2016},
  eprint = {1602.06052},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1602.06052v1},
}