1. Dawson PE. Functional occlusion: from TMJ to smile design. Vol. 1. St Louis, MO: Mosby; 2007. p. 347, 610.
2. Glickman I. Clinical periodontics. 5th ed. Philadelphia (PA): Saunders and Co.; 1979. p. 951.
3. McNeil C. Science and practice of occlusion. Carol Stream (IL): Quintessence Publishing; 1997. p. 421.
4. Okeson J. Management of temporomandibular disorders and occlusion. 5th ed. St Louis, MO: Mosby; 2003. p. 416, 418, 605.