Lion, J. R. & Herschler, J. A. (1998) The stalking of clinicians by their patients. In The Psychology of Stalking: Clinical and Forensic Perspectives (ed. Meloy, J. R.): pp. 163–173. Academic Press.
Pathé, M., Mullen, P. E. & Purcell, R. (2002) Patients who stalk doctors: their motives and management. Medical Journal of Australia, 176, 335–338.
Purcell, R., Powell, M. B. & Mullen, P. E. (2005) Clients who stalk psychologists: prevalence, methods and motives. Professional Psychology, Research and Practice, 36, 537–543.
Tjaden, P. & Thoennes, N. (1998) Stalking in America: findings from the National Violence Against Women Survey. Morbidity and Mortality Weekly Report, 49, 653–655.
Walby, S. & Allen, J. (2004) Domestic Violence, Sexual Assault and Stalking: Findings from the British Crime Survey. Home Office Research Study 276. TSO (The Stationery Office).