@article(2003-the-incorporation-of-confidence-measures-to-language-understanding,
  author = {Fernando García Granada and Lluís Felip Hurtado Oliver and Emilio Sanchis Arnal and Encarna Segarra Soriano},
  title = {The incorporation of confidence measures to language understanding},
  year = {2003},
  journal = {Lecture Notes in Computer Science},
  number = {2807},
  pages = {165-172}
)