Lenhardt, M.(2012). Concentrations of 17 elements in muscle, gills, liver and gonads of five economically important fish species from the Danube River. Knowledge and Management of Aquatic Ecosystems, (407), 02. doi:10.1051/kmae/2012028

Lenhardt, M. "Concentrations of 17 Elements in Muscle, Gills, Liver and Gonads of Five Economically Important Fish Species From the Danube River". Knowledge and Management of Aquatic Ecosystems, .407 ( 2012 ): 02.