@revista_internacional{187,
  keywords = {
 Weighted queries, Fuzzy connectives, Fuzzy Information Retrieval, Teaching 
 Education},
  author = {Enrique Herrera-Viedma and A.G López and S Alonso and Juan Manuel Moreno and Francisco Javier Cabrerizo and Carlos Porcel},
  title = {A Computer-Supported Learning System to Help Teachers to Teach Fuzzy Information Retrieval Systems},
  year = {2009},
  journal = {Information Retrieval},
  volume = {12},
  pages = {179-200},
  publisher = {Springer},
  url = {http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.163.3926},
}