Posadas Andrews, A., M. J. Burton, and S. J. Cooper. “Chlordiazepoxide and Food-Deprivation Compared Using a Food-Preference Test in the Rat”. Mexican Journal of Behavior Analysis, vol. 11, no. 1 y 2, June 2011, pp. 21-30, doi:10.5514/rmac.v11.i1 y 2.25767.