1. Monteith BD. A cephalometric method to determine the angulation of the occlusal plane in edentulous patients. J Prosthet Dent. 1985. 54:81–87.
2. Celebić A, Valentić-Peruzović M, Kraljević K, Brkić H. A study of the occlusal plane orientation by intra-oral method (retromolar pad). J Oral Rehabil. 1995. 22:233–236.
3. Karkazis HC, Polyzois GL. A study of the occlusal plane orientation in complete denture construction. J Oral Rehabil. 1987. 14:399–404.
4. L'Estrange PR, Vig PS. A comparative study of the occlusal plane in dentulous and edentulous subjects. J Prosthet Dent. 1975. 33:495–503.
5. Boucher CO, Hickey JC, Zarb GA, Bolender C. Boucher's prosthodontic treatment for edentulous patients. 1985. 9th ed. St. Louis: CV Mosby;243–291.
6. Boucher CO. Occlusion in prosthodontics. J Prosthet Dent. 1953. 3:653–656.
7. Lundquist DO, Luther WW. Occlusal plane determination. J Prosthet Dent. 1970. 23:489–498.
8. Ismail YH, Bowman JF. Position of the occlusal plane in natural and artificial teeth. J Prosthet Dent. 1968. 20:407–411.
9. Yasaki M. The height of the occlusion rim and the interocclusal distance. J Prosthet Dent. 1961. 11:26–31.
10. Downs WB. Variations in facial relationships; their significance in treatment and prognosis. Am J Orthod. 1948. 34:812–840.
11. Athanasiou AE. Orthodontic Cephalometry. 1995. 2nd ed. Philadelphia: Mosby International;255–257.
12. Jacobson A. Radiographic Cephalometry. 1992. Chicago: Quintessence Publishing Co;65–75.
13. Augsburger RH. Occlusal plane relation to facial type. J Prosthet Dent. 1953. 3:755–770.
14. Spratley MH. A simplified technique for determining the occlusal plane in full denture construction. J Oral Rehabil. 1980. 7:31–33.
15. van Niekerk FW, Miller VJ, Bibby RE. The ala-tragus line in complete denture prosthodontics. J Prosthet Dent. 1985. 53:67–69.
16. Fushima K, Kitamura Y, Mita H, Sato S, Suzuki Y, Kim YH. Significance of the cant of the posterior occlusal plane in class II division 1 malocclusions. Eur J Orthod. 1996. 18:27–40.
17. Hartono R. The occlusal plane in relation to facial types. J Prosthet Dent. 1967. 17:549–558.
18. Monteith BD. Evaluation of a cephalometric method of occlusal plane orientation for complete dentures. J Prosthet Dent. 1986. 55:64–69.
19. Ow RK, Djeng SK, Ho CK. The relationship of upper facial proportions and the plane of occlusion to anatomic reference planes. J Prosthet Dent. 1989. 61:727–733.
20. D'Souza NL, Bhargava K. A cephalometric study comparing the occlusal plane in dentulous and edentulous subjects in relation to the maxillomandibular space. J Prosthet Dent. 1996. 75:177–182.
21. Jayachandran S, Ramachandran CR, Varghese R. Occlusal plane orientation: a statistical and clinical analysis in different clinical situations. J Prosthodont. 2008. 17:572–575.
22. Nairn N. Complete denture prosthetics. 1991. 3rd ed. London: Wright;55–58.
23. Nissan J, Barnea E, Zeltzer C, Cardash HS. Relationship between occlusal plane determinants and craniofacial structures. J Oral Rehabil. 2003. 30:587–591.
24. Karkazis HC, Polyzois GL. Cephalometrically predicted occlusal plane: implications in removable prosthodontics. J Prosthet Dent. 1991. 65:258–264.
25. Solomon EGR, Sridhar Shetty N, Marla V. The morphology of tragus. part II: Reliability of tragus morphology and its reference to established camper's plane. J Inf Proc Syst. 2000. 11:16–22.
26. Shigli K, Chetal BR, Jabade J. Validity of soft tissue landmarks in determining the occlusal plane. J Indian Prosthodont Soc. 2005. 5:139–145.