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\bibitem{Heal_etal2004} Heal, K., Younger, P., Smith, K., Quinn, P., Glendinning, S., Aum{\^o}nier, J., et al. (2004).  (P. Jarvis Adam, A. Dudgeon Bruce, \& L. Younger Paul, Eds.). mine water 2004  Proceedings International Mine Water Association Symposium. 2: University of Newcastle.

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