Hernández-Pozo, R., A. Sánchez, F. Gutiérrez, E. González, and E. Ribes. “Substitutional Mediation in Matching to Sample With Words: Comparison Between Children and Adults”. Mexican Journal of Behavior Analysis, vol. 13, no. 3, May 2011, pp. 337-60, doi:10.5514/rmac.v13.i3.25324.