Weatherly, Jeffrey N. and Dixon, Mark R.
"The Why Behind the Smaller, Sooner: A Review of Madden and Bickel’s (2010) Impulsivity: The Behavioral and Neurological Science of Discounting,"
The Psychological Record:
4, Article 8.
Available at: http://opensiuc.lib.siu.edu/tpr/vol61/iss4/8
Available for download on Thursday, October 31, 2013