@article(2011-an-active-learning-approach-for-statistical-spoken-language-understanding,
  author = {Fernando García Granada and Lluís Felip Hurtado Oliver and Emilio Sanchis Arnal and Encarna Segarra Soriano},
  title = {An Active Learning Approach for Statistical Spoken Language Understanding},
  year = {2011},
  journal = {Lecture Notes in Computer Science},
  volume = {1},
  number = {7042},
  pages = {565-572}
)