@article{AMAI_LS_2015,
  title = "Preface",
  author = "Thomas Lukasiewicz and Attila Sali",
  year = "2015",
  journal = "Annals of Mathematics and Artificial Intelligence",
  month = "January",
  number = "1/2",
  pages = "1-3",
  url = "http://dx.doi.org/10.1007/s10472-014-9431-9",
  volume = "73",
}