@Inproceedings{joachims1997rocchio,
  author = {Thorsten Joachims},
  title  = {A Probabilistic Analysis of the Rocchio Algorithm with TFIDF for Text Categorization.},

  year   = {1997},
  number = {},
  url    = {http://dblp.uni-trier.de/db/conf/icml/icml1997.html#Joachims97},

  const  = {\ text}
}