References

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2. Bridges, L. W. D., Ames depression, Oklahoma: Domal collapse and later subsurface solution. Ames Structure in Northwest Oklahoma and Similar Features: Origin and Petroleum Production (1995 Symposium), K. S. Johnson and J. A. Campbell, Oklahoma Geological Survey, Norman, Oklahoma, v. Circular 100, pp. 153-168. 1997.

3. Bucher, W. H., Cryptovolcanic structures in the United States (with discussion). 16th International Geological Congress, Report, v. 2, pp. 1055-1084. 1936.

4. Bull, C. B., Corbato, C.E. and Zahn,J.C., Gravity survey of the Serpent Mound area, southern Ohio. Ohio Journal of Science, v. 67, pp. 359-372. 1967.

5. Cohen, A. J., Reid, A.M. and Bunch,T.E., Central uplifts of terrestrial and lunar craters: 1, Kentland and Serpent Mount structures (abstract). Journal of Geophysical Research, v. 67, pp. 1632-1633. 1962.

6. Cohen, A. J., Bunch, T.E. and Reid,A.M., Coesite discoveries establish cryptovolcanics as fossil meteorite craters. Science, v. 134, pp. 1624-1625. 1961.

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8. Grieve, R. A. F., Masaitis, V. L., The economic potential of terrestrial impact craters. International Geology Review, v. 36, pp. 105-151. 1994.

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11. Heyl, A. V., Brock, M. R., Zinc occurrence in the Serpent Mound structure of Southern Ohio. U.S. Geological Survey Professional Paper 450-D, pp. D95-D97. 1962.

12. Koeberl, C., Buchanan, P. C., Carlton., Petrography and Geochemistry of Drill Core Samples from the Serpent Mound Structure, Ohio: Confirmation of Impact Origin, LPSC XXIX, Lunar and Planetary Institute, Houston, TX, (CD-ROM). 1998.

13. Masaitis, V. L., The deep structure of impact craters (in Russian). Razvedka i okhrana nedr, v. 8, pp. 10-13. 1991.

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15. Reidel, S.P., Koucky, F.L. and Stryker, R.J., The Serpent Mound disturbance, southwestern Ohio. American Journal of Science, vol. 282, no. 9, pp. 1343-1375. 1982.

16. Reidel, S. P., The Serpent Mound disturbance, south-central Ohio: An example of hydrotectonics? (abstract). EOS, v. 62, p. 1047. 1981.

17. Reidel, S.P., Bedrock geology of the Serpent Mound cryptoexplosion structure, Adams, Highland, and Pike counties, Ohio. State of Ohio, Department of Natural Resources, Division of Geological Survey. 1975.

18. Reidel, S. P., Geology of the Serpent mound cryptoexplosion structure. M.Sc. Thesis, University of Cincinnati, Ohio. 1972.

19. Sappenfield, L. W., A magnetic survey of the Adams County cryptovolcanic structure. Unpublished Master's Thesis, University of Cincinnati, Ohio, 27 p. 1950.

20. Schmidt, R. G., McFarlan, A.C., Noscow, E., Bowman, R.S. and Alberts,R., Examination of Ordovician through Devonian stratigraphy and the Serpent Mount chaotic structure area. Geologic Society of America, Cincinnati Meeting, Guidebook for Field Trips, Field Trip 8, pp. 259-293. 1961.

21. Skrynnik, G. V., Meteorite craters on the Earth (in Russian). Astronomicheskii Vestnik, v. 11, pp. 198-210. 1977.

22. Zahn, J. C., A gravity survey of the Serpent Mound area in southern Ohio. Unpublished Master's Thesis, Ohio State University, Columbus. 1965.