@incollection{kadison,
  AUTHOR =	 {Kadison, Richard V.},
  TITLE =	 {Some analytic methods in the theory of operator
                  algebras},
  BOOKTITLE =	 {Lectures in Modern Analysis and Applications. II},
  SERIES =	 {Lecture Notes in Mathematics, Vol. 140},
  PAGES =	 {8--29},
  PUBLISHER =	 {Springer},
  ADDRESS =	 {Berlin},
  YEAR =	 {1970}
}

@article{redhead95,
  AUTHOR =	 {Redhead, Michael},
  TITLE =	 {More ado about nothing},
  JOURNAL =	 {Foundations of Physics},
  VOLUME =	 {25},
  YEAR =	 {1995},
  NUMBER =	 {1},
  PAGES =	 {123--137}
}