Darimont T., Lahl U., Zeschmar B.: Nitrate levels in drinking water in a wine producing area of Germany (F.R.G.). Sci. Tot. Envir. 37, 253-257, 1984
Darimont T., Lahl U., Zeschmar B.: Nitrate levels in drinking water in a wine producing area of Germany (F.R.G.). Sci. Tot. Envir. 37, 253-257, 1984