Ashton N. Koons

Contextual control of equivalence-based transformation of functions.

David E. Greenway, M. Dougher, Michael J. Dougher, 2002, Journal of the experimental analysis of behavior.

The Relationship of Sociotropy and Autonomy to Symptoms of Depression and Anxiety

D. Fresco, L. Craighead, W. S. Sampson, 2001, Journal of Cognitive Psychotherapy.