@incollection{BalcanU15,
  title = {Active Learning - Modern Learning Theory},
  booktitle = {Encyclopedia of Algorithms},
  editors = {Kao, M.-Y.},
  publisher = {Springer Berlin Heidelberg},
  year = {2014},
  author = {Balcan, M.{-}F. and Urner, R.},
  crossref = {DBLP:reference/algo/2015},
  doi = {10.1007/978-3-642-27848-8_769-2},
  url = {http://dx.doi.org/10.1007/978-3-642-27848-8_769-2}
}