@article{XTLMSC2018,
  title = "Lightweight Tag-Aware Personalized Recommendation on the Social Web Using Ontological Similarity",
  author = "Zhenghua Xu and Oana Tifrea-Marciuska and Thomas Lukasiewicz and Maria Vanina Martinez and Gerardo I. Simari and Cheng Chen",
  year = "2018",
  journal = "IEEE Access",
  month = "July",
  number = "1",
  pages = "35590-35610",
  url = "http://dx.doi.org/10.1109/ACCESS.2018.2850762",
  volume = "6",
}
@article{IJARFLMST2017,
  title = "Ontological Query Answering under Many-Valued Group Preferences in Datalog+⁄−",
  author = "Bettina Fazzinga and Thomas Lukasiewicz and Maria Vanina Martinez and Gerardo I. Simari and Oana Tifrea-Marciuska",
  year = "2018",
  journal = "International Journal of Approximate Reasoning",
  month = "February",
  pages = "354--371",
  url = "https://doi.org/10.1016/j.ijar.2017.11.008",
  volume = "93",
}