1. Nitrosamines as Environmental Carcinogens
2. Nitrates, Nitrites, and Nitrosamines
3. Kolthoff, I. M. and Elving, P. J. 1971.Treatise on Analytical ChemistryVolume II, 14New York: Wiley-Interscience. ,Part III, p
4. Kolthoff, I. M., Belcher, R., Stenger, V. A. and Matsuyama, G. 1957.Volumetric AnalysisVolume III, 69–70. New York: Interscience. ,pp
5. Determination of nitrate and nitrite with ascorbic acid