1. Toxicological Profile for Fluorine, Hydrogen Fluoride, and Fluorides. Agency for Toxic Substances and Disease Registry. Department of Health and Human Services, Public Health Service. Atlanta, United States, 2003.
2. Environmental Health Criteria 36. Fluorine and Fluoride,1984
3. Fast determination of total fluoride by direct potentiometry in samples of aluminum fluoride and cryolite;Corbillon;Analyst,1995
4. American Public Health Association, “Standard Methods for the Examination of Water and Wastewater” 19th ed. Baltimore, MD, USA, APHA, AWWA, WEF, 1995.
5. Ion-chromatographic determination of fluoride in welding fumes with elimination of high contents of iron by solid-phase extraction;Vasconcelos;J. Chromatogr. A,1994