1. Nerad J. Techniques in ophthalmic plastic surgery. Stanford, CA: Elsevier; 2010. p. 429–32.
2. Nerad J. The diagnostic approach to the patient with proptosis. In The requisites—oculoplastic surgery. St Louis: Mosby, 2001.p. 348–86.
3. Bonavolonta G. Surgical approaches to the orbit. In: Bosniak S, editor. Principles and practice of ophthalmic plastic and reconstructive surgery, vol. II, ch.100. Philadelphia: WB Saunders; 1994. p. 1050–5.
4. Dutton J. Clinical anatomy of the orbit. In: Yanodd M, Duker J, editors. Ophthalmology. London: Mosby; 2004. p. 744–51.
5. The American Academy of Ophthalmology. Basic and clinical science course: orbit, eyelids, and lacrimal system, sect. 7. San Francisco: The American Academy of Ophthalmology; 2006.