1. Bar-Levav, R. (1998). A rationale for physical touching in psychotherapy. In E.L. Smith , P. Clance & S. Imes (Eds.) Touch in psychotherapy: Theory, research, and practice (pp.52–55). New York: Guilford Press.
2. Is Physical Proximity Essential to the Psychoanalytic Process? An Exploration Through the Lens of Skype?
3. British Psychological Society. (1995). Professional Practice Guidelines. Leicester: British Psychological Society. Division of Clinical Psychology. Retrieved 14 May 2012 from http://www.bps.org.uk/sites/default/files/documents/professional_practice_guidelines_division_of_clinical_psychology.pdf
4. Del Castillo-Garcia, A. (2011). Nurturing touch: Facilitating parenting confidence and attachment relations. Dissertation Abstracts International Section A, 72.
5. Touch for socioemotional and physical well-being: A review