Biblio

WHO. Regional Office for Europe -Copenhagen, DK, EURO, “Health hazards from nitrates in drinking-water : report on a WHO meeting : Copenhagen, 5-9 March 1984”, vol. 1. World Health Organization Regional Office for Europe, Copenhagen, Denmark, p. vii, 102 p.: fig., tab., 1985.

H. I. Shuval and Gruener, N., “Health effects of nitrates in water”. US Environmental Protection Agency (EPA), Cincinnati, OH, USA, p. xii, 149 p., 1977.