Biblio

O. Schmoll, Howard, G., Chilton, J., and Chorus, I., Protecting groundwater for health : managing the quality of drinking-water sources. Geneva, Switzerland: World Health Organization (WHO), 2006, p. xix, 678 p. : fig., tab.

I. Chorus, Ringelband, U., Schlag, G., and Schmoll, O., “Water, sanitation, and health : resolving conflicts between drinking-water demands and pressures from society's wastes : proceedings of the international conference in Bad Elster, Germany, 24 - 28 November 1998”. IWA Publishing, London, UK, p. v, 440 p. : fig., tab., 2000.