1. Environmental Protection Agency, Alternative disinfectants and oxidants guidance manual, April 1999, Office of Water, EPA 815-R-99-014.
2. Environmental Protection Agency, Health risk assessment/characterization of the drinking water disinfection byproduct chlorine dioxide and the degradation byproduct chlorite, Office of Science and Technology, Office of Water, October 15, 1998, EPA 815-B-98-008, PB 99-111361.
3. Environmental Protection Agency, Fed. Reg. 1998, 63 (241) 69390–69476.
4. Standard Method 4500-ClO2 D. DPD Method, in: A.D. Eaton, L.S. Clesceri, A.E. Greenburg, M.A.H. Franson (Eds.), Standard Methods for the Examination of Water and Wastewater, nineteenth ed., American Public Health Association, Washington, DC, 1995.
5. G. Gordon, W.J. Cooper, R.G. Rice, G.E. Pacey, Disinfectant Residual Measurement Methods, second ed., Am. Waterworks Assoc. Res. Found., Denver, CO, 1992.