@inproceedings{hmpuOWLED2009,
  title = "Practical Considerations for Query Answering in OWL 2",
  author = "H\'ector P\'erez-Urbina and Ian Horrocks and Boris Motik",
  year = "2009",
  address = "Chantilly, VA, USA.",
  booktitle = "In Proc.\ of the OWL: Experiences and Directions Workshop (OWLED2009)",
  month = "October",
}
@article{hmpuISWC2009,
  title = "{Efficient Query Answering for OWL 2}",
  author = "H\'ector P\'erez-Urbina and Ian Horrocks and Boris Motik",
  year = "2009",
  address = "Chantilly, VA, USA.",
  booktitle = "In Proc.\ of the Int.\ Semantic Web Conference (ISWC2009)",
  month = "October",
  note = "to appear",
}
@inproceedings{hmpuDL09,
  title = "{A Comparison of Query Rewriting Techniques for DL-Lite}",
  author = "H\'ector P\'erez-Urbina and Boris Motik and Ian Horrocks",
  year = "2009",
  address = "Oxford, UK.",
  booktitle = "In Proc.\ of the Int.\ Workshop on Description Logics (DL2009)",
  month = "July",
}
@article{hmpuJAL09,
  title = "{Tractable Query Answering and Rewriting under Description Logic Constraints}",
  author = "H\'ector P\'erez-Urbina and Boris Motik and Ian Horrocks",
  year = "2009",
  journal = "Journal of Applied Logic",
  note = "to appear",
}
@inproceedings{pumh2008rewritinga,
  title = "{Rewriting Conjunctive Queries under Description Logic Constraints}",
  author = "H{\'e}ctor P{\'e}rez-Urbina and Boris Motik and Ian Horrocks",
  year = "2008",
  address = "Rome, Italy",
  booktitle = "Proc. of the Int.\ Workshop on Logics in Databases (LID 2008)",
  month = "May",
}
@techreport{TR-ELHI,
  title = "{Rewriting Conjunctive Queries under Description Logic Constraints (Technical Report)}",
  author = "H{\'e}ctor P{\'e}rez-Urbina and Boris Motik and Ian Horrocks",
  year = "2008",
  institution = "University of Oxford",
  month = "February",
}
@inproceedings{pumh08rewriting,
  title = "{Rewriting Conjunctive Queries over Description Logic Knowledge Bases}",
  author = "H{\'e}ctor P{\'e}rez-Urbina and Boris Motik and Ian Horrocks",
  year = "2008",
  address = "Nantes, France",
  booktitle = "Proc. of the Int.\ Workshop on Semantics in Data and Knowledge Bases (SDKB 2008)",
  month = "March",
  publisher = "Springer",
}
@techreport{LBII,
  title = "{Logic-based Information Integration}",
  author = "H{\'e}ctor P{\'e}rez-Urbina",
  year = "2007",
  institution = "University of Manchester",
  month = "January",
  note = "{A report submitted to the University of Manchester for the transferal from the Master of Philosophy to the Doctor of Philosophy degree programme in the Faculty of Engineering and Physical Sciences}",
}
@inproceedings{ENC05,
  title = "{SKIMA: Semantic Knowledge and Information Management}",
  author = "H{\'e}ctor P{\'e}rez-Urbina and Gennaro Bruno and Genoveva Vargas-Solar",
  year = "2005",
  address = "Puebla, Mexico",
  booktitle = "Proc. of the Sixth Mexican International Conference on Computer Science (ENC 2005)",
  isbn = "0-7695-2454-0",
  month = "September",
}
@misc{BscThesis,
  title = "{Semantic Knowledge and Information Management in the Semantic Web}",
  author = "H{\'e}ctor P{\'e}rez-Urbina",
  year = "2004",
  address = "Puebla, Mexico",
  institution = "Universidad de las Am{\'e}ricas, Puebla",
  month = "December",
  note = "{BSc. Thesis}",
}
@inproceedings{ENC03,
  title = "{Un Experimento con Actualizaciones}",
  author = "Alejandra L{\'o}pez-Fern\{'a}dez and Roc\{'i}o Santill\{'a}n-Rodr\{'i}guez and H\{'e}ctor P\{'e}rez-Urbina and Luis Montiel-Moreno",
  year = "2003",
  address = "Tlaxcala, Mexico",
  booktitle = "Proc. of the Workshop on Logic and Agents (ENC 2003)",
  isbn = "970-36-0069-7",
  month = "September",
}