@incollection{bottou-gallinari-90,
  author = {Bottou, {L\'eon} and Gallinari, Patrick},
  title = {A Framework for the Cooperation of Learning Algorithms},
  booktitle = {Advances in Neural Information Processing Systems 3 (NIPS 1990)},
  address = {Denver},
  publisher = {Morgan Kaufmann},
  editor = {Touretzky, D. and Lippmann, R.},
  pages = {781--788},
  year = {1991},
  url = {http://leon.bottou.org/papers/bottou-gallinari-90},
}