1. Sadock BJ, Sadock VA: Mood disorders. Kaplan and Sadock's Synopsis of Psychiatry: Behavioral Sciences/Clinical Psychiatry. Edited by: Sadock BJ, Sadock VA. 2003, Philadelphia: Lippincott Williams and Wilkins, 529-9
2. Martinez M, Marangell LB, Martinez JM: Psychopharmacology. The American Psychiatric Publishing Textbook of Psychiatry. Edited by: Hales RE, Yudofsky SC, Gabbard GO. 2008, Washington DC: American Psychiatric Publishing Inc, 1106-5
3. Adams RD, Victor M, Ropper AH: Tremor, myoclonus, focal dystonias, and tics. Principles of Neurology. Edited by: Adams RD, Victor M, Ropper AH. 1997, New York: McGraw- Hill, 101-6
4. Samuel M, Torun N, Tuite PJ, Sharpe JA, Lang AE: Progressive ataxia and palatal tremor (PAPT): clinical and MRI assessment with review of palatal tremors. Brain. 2004, 127: 1252-1268. 10.1093/brain/awh137.
5. Zadicoff C, Lang AE, Klein C: The 'essentials' of essential palatal tremor: a reappraisal of the nosology. Brain. 2006, 129: 832-840. 10.1093/brain/awh684.