@incollection{Chi81,
  author	= {Chi, M. T. H. and Glaser, R. and Rees, E.},
  editor	= {Sternberg, R. J.},
  year		= {1981},
  title		= {Expertise in Problem Solving},
  booktitle	= {Advances in the Psychology of Human Intelligence},
  volume	= {1},
  publisher	= {Lawrence Erlbaum},
  address	= {Hillsdale}
}