1. Allison, J.D. , Brown, D.S., Novo-Gradac, K.J., MINTEQA2/PRODEFA2, a geochemical assessment model for environmental systems: Version 3.0 User's Manual. US Environmental Protection Agency Report, EPA/600/3-91/021 1991.
2. Ammonia oxidation at low pH by attached populations of nitrifying bacteria
3. Some Calculations on Multicomponent Transport with Cation Exchange in Aquifers
4. Appelo, C.A.J. , Postma, D., Geochemistry, Groundwater and Pollution., 1993. Balkema, Rotterdam.
5. A Comparison of Zero-Order, First-Order, and Monod Biotransformation Models