1. Description and use of the chemical equilibrium program REDEQL2;McDuff,1973
2. Introduction to Water Chemistry;Pagenkopf,1978
3. Pagenkopf G. K. (1981) personal communication.
4. Removal of heavy metals from mine drainage by precipitation;Ross;EPA Report EPA-670/12-73-080,1973
5. Critical Stability Constants—Volume 4: Inorganic Complexes;Smith,1976