Dunning, W.B., and Davenport, S.E.A Dictionary of Dental Science and Dental Art. Philadelphia : P. Blakiston Son & Co., 1936 .
2.
Robertson, W.A.Practical Treatise on the Human Teeth. 1st American ed. Philadelphia: Lea & Blanchard , 1841.
3.
Truman, J.Fissures, D. Cosmos, 12:1, 1870.
4.
Mcquillan, J.H.Microscopical Fissures in the Masticating Surface of Molars and Bicuspids, D. Cosmos, 13:300, 1871.
5.
Andrews, R.R.The Pits and Fissures of the Enamel, D. Cosmos, 31:719, 1899 (abstr.).
6.
Hopewell-Smith, A.Concerning Human Enamel: Facts, Explanations and Applications, D. Cosmos, 68:639, 1926; 69:360, 468, 1927.
7.
Hyatt, T.P.Prophylactic Odontotomy, D. Cosmos, 65:234, 1923.
8.
-. Some Further Considerations of the Possibilities of Preventive Measures for the Prevention of the Entrance of Caries into First and Second Permanent Molars through Occlusal Pits and Fissures, D. Cosmos , 65:623, 1923.
9.
-. Occlusal Fissures, How Shall They Be Treated, D. Items of Interest, 46:493, 1924.
10.
-. Prophylactic Odontotomy, J. D. Res., 6:389, 1925.
11.
-. The Conservation of Non-Caries First Permanent Molars, J.A.D.A., 13:655, 1926.
12.
-. A Review of the Dental Literature on Pits and Fissures , J. D. Res., 10:659, 1930.
13.
-. A New Aspect of Prophylactic Odontotomy, J.A.D.A., 18:1356, 1931.
14.
-. Prophylactic Odontotomy, the Ideal Procedure in Dentistry for Children, D. Cosmos, 78:353, 1936.
15.
Bodecker, C.F.Microscopic Study of Enamel Fissures, with Reference to Their Operative Treatment, D. Cosmos, 66:1054, 1924.
16.
-. The Toothbrush in Relation to Enamel Caries, D. Items of Interest, 48:161, 1926.
17.
-. Bacteria in Relation to Enamel Caries, ibid. , p. 797.
18.
-. The Eradication of Enamel Fissures, ibid. , 51 :859, 1929.
19.
-. The Cause of the Rapid Decay of Occlusal Enamel Fissures , ibid., p. 21.
20.
-. Fundamentals of Dental Histology and Embryology, Including Clinical Applications. New York: Columbia University Press, 1944.
21.
Kronfeld, R.Histopathology of the Teeth and Their Surrounding Tissues. Philadelphia: Lea & Febiger, 1949.
22.
Hodson, J.J.Tubular Invaginations of the Enamel Capsule, Brit. D. J., 87:167, 1949.
23.
-. A Study of Some of the Developmental, Structural and Pathological Aspects of Tubular Hypoplasia in Human Enamel, ibid., 89:6, 34, 1950.
24.
Brucker, M.Studies on the Incidence and Cause of Dental Defects in Children. VI. Pits and Fissures, J. D. Res., 23:89, 1944; VII. Fissures and Caries, ibid., p. 101.
25.
Brekhu's, P.J.A Report on Dental Caries in 10,445 University Students, J. D. Res., 11:487, 1931 (abstr.).
26.
Mccall, J.O.Lessons To Be Learned in a Children's Dental Clinic, J.A.D.A. , 21:1869, 1934.
27.
Prime, J.M.Inconsistencies in Operative Dentistry, J.A.D.A., 24:82, 1937.
28.
-. Controlling Dental Caries, ibid., p. 1950, 1937.
29.
Kirk, E.C.Prophylactic Odontotomy, D. Cosmos, 65:319, 1923 (editorial).
30.
Gillings, B. , and Buonocore, M.An Investigation of Enamel Thickness in Human Lower Incisor Teeth, J. D. Res., 40:105, 1961.
31.
-. An Apparatus for the Preparation of Thin Serial Sections of Undecalcified Tissues, ibid., 38:1156, 1959.
32.
Black, G.V.Descriptive Anatomy of the Human Teeth. 4th ed. Philadelphia: S. S. White Manufacturing Co., 1902.
33.
Dewey, M.Dental Anatomy. St. Louis: C. V. Mosby, 1916.
34.
Diamond, M.Dental Anatomy, 3d ed. New York : Macmillan Co., 1952.
35.
Shaw, J.C.M.The Teeth and Bony Palate and the Mandible in Bantu Races in South Africa . London: John Bale Sons & Danielsson , 1931.