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D. J. Boatman, R. W. Tomlinson, The Silver Flowe: II. Features of the Vegetation and Stratigraphy of Brishie Bog, and their Bearing on Pool Formation, Journal of Ecology, Vol. 65, No. 2 (Jul., 1977), pp. 531-546
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Boatman et al. (1977) studied this question.
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