1. Association for Spiritual, Ethical, and Religious Values in Counseling ASERVIC white paper http://www.aservic.org/wp-content/uploads/2013/06/ASERVIC-WHITE-PAPER.pdf
2. Association for Spiritual, Ethical, and Religious Values in Counseling 2009 Competencies for addressing spiritual and religious values in counseling: Assessment http://www.aservic.org/resources/spiritual-competencies
3. Stress reduction through mindfulness meditation: Effects on psychological symptomatology, sense of control, and spiritual experiences;Astin;Psychotherapy and Psychosomatics,1997
4. Negative effects from psychological treatments: A perspective;Barlow;American Psychologist,2010
5. State effects of two forms of meditation on prefrontal EEG asymmetry in previously depressed individuals;Barnhofer;Mindfulness,2010