@article{clark2004extensions,
  author = {Clark, J.M. and Paivio, A.},
  interhash = {0fbf241dfa786fd8d3752ab7a82c85b6},
  intrahash = {e2c4d79f655c0d8e6579c1d44212a73e},
  issn = {1554-3528},
  journal = {Behavior Research Methods, Instruments, \& Computers},
  number = 3,
  pages = 371,
  publisher = {Psychonomic Society Publications},
  title = {Extensions of the Paivio, Yuille, and Madigan (1968) norms},
  url = {http://scholar.google.de/scholar.bib?q=info:CzAMgvcRAbwJ:scholar.google.com/&output=citation&hl=de&as_sdt=2000&as_vis=1&ct=citation&cd=0},
  volume = 36,
  year = 2004
}

@article{talavera2001generalitybased,
  address = {Los Alamitos, CA, USA},
  author = {Talavera, Luis and B{\'e}jar, Javier},
  doi = {10.1109/34.908969,},
  interhash = {c6c47f26f4793b3fedd46209796e792c},
  intrahash = {358a8cba2b3442748874b422fb28e7f9},
  issn = {0162-8828},
  journal = {IEEE Transactions on Pattern Analysis and Machine Intelligence},
  number = 2,
  pages = {196-206},
  publisher = {IEEE Computer Society},
  title = {Generality-Based Conceptual Clustering with Probabilistic Concepts},
  url = {http://www.computer.org/portal/web/csdl/doi/10.1109/34.908969},
  volume = 23,
  year = 2001
}