TY  - JOUR
A1  - Kühling, Matthias
T1  - A selection of taxonomic indicator groups for ecological evaluation
Y1  - 2001
ER  - 
TY  - JOUR
A1  - Kühling, Matthias
A1  - Bukowsky, Heinz
A1  - Kraudelt, Heide
T1  - Heavy metal contents of chicken and red toads
Y1  - 2001
ER  -