Clark and Paivio 2004

Clark, James M. & Allan Paivio. 2004. Extensions of the Paivio, Yuille, and Madigan (1968) norms. Behavior Research Methods 36(3). 371-383.

@article{Clark2004,
  author  = {Clark, James M. and Paivio, Allan},
  journal = {Behavior Research Methods},
  number  = {3},
  pages   = {371-383},
  title   = {Extensions of the Paivio, Yuille, and Madigan (1968) norms},
  volume  = {36},
  year    = {2004}
}