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References
Saul, J. M. Nature 271, 345–349 (1978).
Kellaway, G. A. Proc. geol. Soc. Lond. 1617, 100–101 (1964).
Durrance, E. M. Proc. geol. Soc. Lond. 1617, 102–103 (1964).
Durrance, E. M. Trans. Devon. Ass. 100, 309–311 (1967).
Ten Mile (1:625,000) Map of Great Britain (Institute of Geological Sciences, London).
Lowman, P. D. National Geographic 130, 645–670 (1966).
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KELLAWAY, G., DURRANCE, E. Circular structures of large scale and great age on the Earth's surface. Nature 273, 75 (1978). https://doi.org/10.1038/273075a0
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DOI: https://doi.org/10.1038/273075a0
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