1. Huber A, Kömpf D (1998) Klinische Neuroophthalmologie. Thieme, Stuttgart
2. Leigh RJ, Zee DS (2006) The neurology of eye movements. Fourth edition. Oxford University Press, Oxford
3. Miller NR, Newman NJ, Biousse V, Kerrison JB (eds) (2005) Walsh and Hoyt’s clinical neuro-ophthalmology. Lippincott, Williams & Wilkins, Philadelphia