Levin, Michael E.; Hildebrandt, Mikaela J.; Lillis, Jason; Hayes, Steven C. (2012). The Impact of Treatment Components Suggested by the Psychological Flexibility Model: A Meta-Analysis of Laboratory-Based Component Studies. Behavior Therapy[en]. 43 (4): 741—56. doi:10.1016/j.beth.2012.05.003. PMID23046777.
Levin, Michael E.; Hildebrandt, Mikaela J.; Lillis, Jason; Hayes, Steven C. (2012). The Impact of Treatment Components Suggested by the Psychological Flexibility Model: A Meta-Analysis of Laboratory-Based Component Studies. Behavior Therapy[en]. 43 (4): 741—56. doi:10.1016/j.beth.2012.05.003. PMID23046777.
Levin, Michael E.; Hildebrandt, Mikaela J.; Lillis, Jason; Hayes, Steven C. (2012). The Impact of Treatment Components Suggested by the Psychological Flexibility Model: A Meta-Analysis of Laboratory-Based Component Studies. Behavior Therapy[en]. 43 (4): 741—56. doi:10.1016/j.beth.2012.05.003. PMID23046777.