Edwards, R. W.; Heal, O. W.; Hornung, M.; Page, R.; Stoner, J. H.; Wilson, R. B.; Donald, A. P.; Gee, A. S.; Ormerod, S. J.; Whitehead, P. G.; Binns, W. O.; Bird, S. C.; Boon, R.; Brown, S. J.; Donaldson, R. B.; LeGrice, S.; Jones, J. A. A.; Littlewood, I.; McLauchlin, A.; Neal, C.; Reynolds, B.; Scott, A. H. A.; Walsh, R. P. D.; Williams, D. J. A.. 1987 Llyn Brianne acid waters project. An investigation into the effects of afforestation and land management on stream acidity. First technical summary report April 1987. Welsh Water Authority, 91pp. (CEH Project Number: T07011a1)
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