Wu, W.W., Chadik, P.A., Davis, W.M., et al. (2000) The effect of structural characteristics of humic substances on disinfection by product formation in chlorination. In: Barrett, S.E., Kraaner, S.W. and Amy, G.L., Eds., Natural Organic Matter and Disinfection By-Products-Characterization and Control in Drinking Water: ACS Symposium Series, American Chemical Society, Washington DC, 343-351.