1. Akcil A, Koldas S (2006) Acid mine drainage (AMD): causes, treatment and case studies. J Clean Prod 14:1139–1145
2. Ball JW, Runkel RL, Nordstrom DK (1999) Transport modeling of reactive and non-reactive constituents from Summitville, Colorado: preliminary results from the application of the OTIS/OTEQ model to the Wightman Fork/Alamosa River System. US Geological Survey Water-Resources Investigation Report 99-4018A, pp 305–312
3. Costello C (2003) Acid mine drainage: innovative treatment technologies. National network of environmental management of environmental management studies fellow for USEPA, Washington.
http://clu-in.net/download/studentpapers/costello_amd.pdf
4. Da Silva G, Lastra MR, Budden JR (2003) Electrochemical passivation of aphalerite during bacterial oxidation in the presence of galena. Miner Eng 16:199–203
5. Dold B (2005) Basic conceps of environmental geochemistry of sulphide mine-waste. Centre d’Analyse Minérale, Univ de Lausanne, Switzerland.
http://www.unil.ch/webdav/site/cam/users/jlavanch/public/Le_personnel/Dold_Basicconcepts.pdf